1 Introduction
Coolcom launched a number of new products such as A43/A55 Ultimate and T55 in 2015. Among them, the A43 has won the favor of consumers with unique multi-interface features, and the subsequent T55 TV has achieved a new level of workmanship and cost performance.
By the time 2016, after mainstream TV brands rushed to release new products, Coolopen Technology finally launched a new generation of Internet TV A2 in May of this year. In the traditional concept, the biggest difference between Internet TV and traditional TV is that the price advantage is greater, and the video and television resources are more abundant. The Kukai A2 series TV not only inherits the consistent advantages of Internet TV, but also makes appearances in terms of technology, content, and sound effects. A substantial improvement has made it a true killer Internet TV.
Since 2016, Internet TV has grown more and more mature. Many new products have been integrated into practical technologies such as HDR and MEMC that were only used in high-end TVs. Cool open A2 is one of them. As the most popular size, Kuokai 50A2 TV has arrived. Evaluation room.
2 appearance design classic inheritance
Cool open 50A2 TV uses true 4K ultra clear panel, built-in MEMC, HDR technology. The frontal shape of the Cool Open 50A2 on the exterior design is very similar to the Skyworth flagship GLED Air 9200. In what can be said that the essence of the appearance is fully inherited. The Mstar 6A938 processor is used in the configuration, which is almost the best 4K TV solution in the industry. It adopts the ARM A72 architecture, built-in MALI820 image unit, and equipped with enamel engine technology. Its collocation is 2GB physical memory and 8GB storage space, the overall configuration is more balanced.
On the back side, cool open 50A2 TV adopts metal backboard. In order to ensure that the TV has enough strength, Kukai has designed a rib similar to that used on the trunk to ensure the first but will not be deformed under external force.
The base of the Coocaa 50A2 and the Gled 9200 are almost exactly the same. The gorgeous base is simple to install and the metal material excels in stability and aesthetics.
The thinnest part of the fuselage is only 9.9MM. The exquisite design and craftsmanship of the Gled family are continued at Coocaa 50A2.
Cool open 50A2 TV's interface are all arranged in the side of the fuselage, this can be very easy to plug in, and each interface can be said to be carefully crafted, moderate insertion force. Cool open on the interface 50A2 provides RJ45 network card interface, coaxial output, 3 HDMI, one with MHL function. 2 audio video ports, RF input and 2 USB3.0 ports.
Cool open 50A2 TV built-in JBL A-class Soundbar audio, 2 treble +2 midrange +4 bass design to ensure that the sound hierarchy, which is rare in the competition of high configuration.
The buttons on the remote control are comfortable and long-sleeved, and the key positions are traditional. The overall operation is easy to use. In the ointment, the remote control is still infrared operation.
3 system experience is simple and easy to use
50A2 uses cool to open its own UI system, this cool open system is easy to use, no complicated classification, everything from simple design.
Basically all things can be displayed in 2 screens, detailed applications, games, etc. are categorized into tiles, which makes the interface very refreshing.
Video signal interface, you can choose a variety of sources including HDMI, video and television.
Like most Internet TVs, there are not a lot of setting options for this machine. Basically, it covers several major categories of picture, audio, network, and system upgrades.
Advanced quality adjustment options are not many, but it is worth noting that Coocaa 50A2 TV supports 4K MEMC technology, which is a picture enhancement technology that can greatly improve the smoothness of the film. More and more TVs have been used since 2016. A technology that was only available on high-end products.
The sound output can be selected from the built-in JBL speaker, or a variety of universal speaker devices including SOUNDBAR.
From the cool open 50A2 TV's local information, we can see that it uses 4K panel, viewing angle is 178 degrees, built-in 2GB of running memory and 8GB storage space, maximum support 2TB mobile hard disk. Supporting Dolby and DTS hard solutions in hardware decoding, of course, such as H.265 is also hand-to-hand. Cool open 50A2 TV can refer to tutorial: Cool open TV 50A2 installation method Install sofa butler to expand third-party applications.
4 big content comes with 2 years VIP membership
Cool TV 50A2 television channel is doing very well, the machine built-in 2 years membership, direct mobile registration can be. The built-in resources include the main movie and TV programs as well as animations. There are multiple categories for children, movies, and TV shows.
TV drama channels cover a wide range of mainstream television dramas, Japan and South Korea hit the basics.
![]()
Casually opening the movie, Death came 5, the picture is very clear.
Open an animation with high definition and smooth playback.
In fact, the 2 year free enjoyment of 50A2 TV's own enjoyment of VIP members has four major interests: free movie library, content source speed priority distribution, on-demand advertisement, and hot content. A2 built iQIYI video, movie theaters, hit TV dramas, laughter tears variety here everything. "Old Nine Doors," "The Brothers Running," and "Exquisite Stories," casually look.
In addition, it has established cooperation with many famous movie companies such as Disney and Paramount, covering Hollywood's six major corporate films and establishing China's largest online movie library. Including Zhejiang, Jiangsu, Beijing, the East and more than 20 television stations in various archives. With over 5,000 popular movies and TV series videos, it can be said to be a very good value!
5 4K decoding at the same level invincible
In terms of decoding performance, Coocaa 50A2 has a strong performance. The adoption of the new generation of processors gives it a harder solution than the 2015 TV.
4K video Jurassic world, decoding is smooth, many TVs can not decode this video, but cool open 50A2 can.
The 007 Ghost Party can also be decoded very well.
The Captain America 3 4K noticed that the decoding was successful without any problems.
Tomorrow 4K preview, H.265 encoding, perfect playback.
Not to mention the 4K roast duck, which is very popular.
6MEMC is full of live presence
MEMC: (Motion Estimate and Motion Compensation), Chinese name for motion estimation and motion compensation, motion picture quality compensation technology used in LCD TVs. The principle is to use a dynamic image system, insert a frame of motion compensation between the traditional two-frame images, and increase the 50/60Hz refresh rate of ordinary flat-panel TVs to 100/120Hz. In this way, the motion picture is clearer and smoother than the normal response effect, so as to achieve the effect of clearing the residual image of the previous frame image and improving the dynamic clarity, and reducing the image smear to the degree that the human eye is hard to perceive. The effect is particularly obvious, both 4K and 1080P can benefit from it.
Similarly, Cool 50A2 can also exhibit good dynamic compensation and viewing experience when the action movie Terminator 5 is used.
For the black eagle fall like a war film, when the soldiers raised their guns and moved fast, the original 24 frames would be increased as if they were artificially inserted. The result is a drastic improvement in the smoothness of the picture, especially in the removal of guns and body squats. The liveliness of the bullet will increase dramatically.
7 ultra clear picture real shot HDR brings light and shade
The building is of good color, the details in the shadows are clear, and the texture of the building's body is clear.
![]()
The lighting effects are fully displayed, and the details of the shadows are also very clear. The gray level of the screen is not obvious, but the blue part has some color cast.
Armenian prairie, this picture shows the effect on the cool open 50A2 TV is dazzling, but the color exists yellow problem.
The Manhattan Bridge has been well-received, the sky has a good transition, and the shadows at the bottom of the bridge are very detailed.
The top of the dark night, from this picture we can see that the cool contrast of the 50A2 TV is good and the brightness and darkness are distinct.
8 color reproduction and fineness testing
It can be seen through the tone level detection that the maximum highlight level of the cool open 50A2 TV can be displayed to 254, and the performance is amazing. The level of the dark part is visible to the naked eye, and the contrast effect is very good when driven by HDR.
Like most TVs, the yellow display output of Coocaa 50A2 also has a problem of unclear boundaries, but this is a problem shared by similar LCD panels.
The application of the true 4K panel ensures that the Coocaa 50A2 TV has excellent fineness, and the line test can identify the 25th line lightly.
Easy to identify the smallest font, 4K accuracy is no doubt.
9 panel performance test performance quite satisfactory
According to the instrument test, the sRGB color gamut of the Cool Open 50A2 TV is 98%, and the ARGB is 74%. The performance is quite satisfactory. After all, the product itself does not emphasize the wide color gamut technology. The brightness measured 239.6 nits of extreme brightness, peak contrast ratio of 11050 to 1, but the use of the winning double contrast of 129.7 nits, the performance is more common, but the effect on the image display is not bad.
In the area color temperature, the top 3 areas have a high color temperature, showing a normal white color, and the lower the color temperature, the lower the brightness of the lower part has some problems.
The homogeneity test solved this problem. The brightness deviation value at the top 3 areas is very small, while the maximum brightness difference at the bottom 3 blocks is 17%, which is equivalent to a difference of more than 40 nits. If you look at a 21 to 9 movie, it's not a problem, because both are black and white.
10 sound experience level built-in invincible
Cool open 50A2 uses JBL A-class independent Soundbar design, built-in 8-unit crossover speaker, 2 treble + 2 bass + 4 bass and special adjustment, so in the sound performance far beyond his similar competing products.
After watching the film as a 13-hour crisis, when the security team resisted the militants at the CIA's secret stronghold, the two sides fired from the AK47 to the AR15 assault rifles, and the precise attack of HK417 and even the M240's crazy shooting showed its exquisite brilliance. In addition, the sound of bullets and flying over the ear and the effect of the RPG floor explosion are also very good, but the fly in the ointment is that the subwoofer soundbar's bass is still slightly insufficient, the bass dive is insufficient when the HDE is detonated, and large-scale outside. There is still a certain gap between the products, but in the use of built-in speakers Internet TV cool open 50A2 can be described as difficult opponent.
11 review summary can be played
Cool open 50A2 is a new machine of cool open technology located in the high-end market. Compared with the previous products, the 50A2 incorporates many products including ultra-thin body, true 4K panel, MEMC dynamic compensation and 2 years of video VIP. Kinds of hardware and software resources. At the same time, the use of JBL SoundBar makes the sound performance of this machine far more advanced than its peers.
Cool on the screen 50A2 and can not be regarded as the best level in the industry, the default setting brings a brighter color, so there is a certain color deviation, but this preset setting can better please the eyes, specifically how to set Still depends on personal preferences.
After the end of the evaluation of the system, we received a cool open system update push. After the update was completed, the entire interface has undergone major changes. The new UI is refreshing and refreshing. Let people see a small fresh feeling in summer.
The movie and television resource is a big selling point of Cool Open 50A2 TV. Its built-in 2-year VIP membership value is 598 yuan. It is free to watch for large fees, and it is exclusively for ultra high-definition video and is born with VIP. In addition to film and television, Cool Content also includes education, travel, games, shopping malls and other high-quality content, enough to fully meet the different needs of different family members. Of course, these things are still very cost-effective for the price of 3699.
Coolcom launched a number of new products such as A43/A55 Ultimate and T55 in 2015. Among them, the A43 has won the favor of consumers with unique multi-interface features, and the subsequent T55 TV has achieved a new level of workmanship and cost performance.
By the time 2016, after mainstream TV brands rushed to release new products, Coolopen Technology finally launched a new generation of Internet TV A2 in May of this year. In the traditional concept, the biggest difference between Internet TV and traditional TV is that the price advantage is greater, and the video and television resources are more abundant. The Kukai A2 series TV not only inherits the consistent advantages of Internet TV, but also makes appearances in terms of technology, content, and sound effects. A substantial improvement has made it a true killer Internet TV.
2 appearance design classic inheritance
The base of the Coocaa 50A2 and the Gled 9200 are almost exactly the same. The gorgeous base is simple to install and the metal material excels in stability and aesthetics.
The thinnest part of the fuselage is only 9.9MM. The exquisite design and craftsmanship of the Gled family are continued at Coocaa 50A2.
Cool open 50A2 TV's interface are all arranged in the side of the fuselage, this can be very easy to plug in, and each interface can be said to be carefully crafted, moderate insertion force. Cool open on the interface 50A2 provides RJ45 network card interface, coaxial output, 3 HDMI, one with MHL function. 2 audio video ports, RF input and 2 USB3.0 ports.
Cool open 50A2 TV built-in JBL A-class Soundbar audio, 2 treble +2 midrange +4 bass design to ensure that the sound hierarchy, which is rare in the competition of high configuration.
The buttons on the remote control are comfortable and long-sleeved, and the key positions are traditional. The overall operation is easy to use. In the ointment, the remote control is still infrared operation.
3 system experience is simple and easy to use
50A2 uses cool to open its own UI system, this cool open system is easy to use, no complicated classification, everything from simple design.
Basically all things can be displayed in 2 screens, detailed applications, games, etc. are categorized into tiles, which makes the interface very refreshing.
Video signal interface, you can choose a variety of sources including HDMI, video and television.
Like most Internet TVs, there are not a lot of setting options for this machine. Basically, it covers several major categories of picture, audio, network, and system upgrades.
Advanced quality adjustment options are not many, but it is worth noting that Coocaa 50A2 TV supports 4K MEMC technology, which is a picture enhancement technology that can greatly improve the smoothness of the film. More and more TVs have been used since 2016. A technology that was only available on high-end products.
The sound output can be selected from the built-in JBL speaker, or a variety of universal speaker devices including SOUNDBAR.
From the cool open 50A2 TV's local information, we can see that it uses 4K panel, viewing angle is 178 degrees, built-in 2GB of running memory and 8GB storage space, maximum support 2TB mobile hard disk. Supporting Dolby and DTS hard solutions in hardware decoding, of course, such as H.265 is also hand-to-hand. Cool open 50A2 TV can refer to tutorial: Cool open TV 50A2 installation method Install sofa butler to expand third-party applications.
4 big content comes with 2 years VIP membership
Cool TV 50A2 television channel is doing very well, the machine built-in 2 years membership, direct mobile registration can be. The built-in resources include the main movie and TV programs as well as animations. There are multiple categories for children, movies, and TV shows.
The TV viewing interface will detail resource providers, ratings and playback.
TV drama channels cover a wide range of mainstream television dramas, Japan and South Korea hit the basics.
Casually opening the movie, Death came 5, the picture is very clear.
Open an animation with high definition and smooth playback.
In fact, the 2 year free enjoyment of 50A2 TV's own enjoyment of VIP members has four major interests: free movie library, content source speed priority distribution, on-demand advertisement, and hot content. A2 built iQIYI video, movie theaters, hit TV dramas, laughter tears variety here everything. "Old Nine Doors," "The Brothers Running," and "Exquisite Stories," casually look.
In addition, it has established cooperation with many famous movie companies such as Disney and Paramount, covering Hollywood's six major corporate films and establishing China's largest online movie library. Including Zhejiang, Jiangsu, Beijing, the East and more than 20 television stations in various archives. With over 5,000 popular movies and TV series videos, it can be said to be a very good value!
5 4K decoding at the same level invincible
In terms of decoding performance, Coocaa 50A2 has a strong performance. The adoption of the new generation of processors gives it a harder solution than the 2015 TV.
4K video Jurassic world, decoding is smooth, many TVs can not decode this video, but cool open 50A2 can.
The 007 Ghost Party can also be decoded very well.
The Captain America 3 4K noticed that the decoding was successful without any problems.
Transformers 4K video, H.265 encoding, perfect playback.
Tomorrow 4K preview, H.265 encoding, perfect playback.
Not to mention the 4K roast duck, which is very popular.
6MEMC is full of live presence
MEMC: (Motion Estimate and Motion Compensation), Chinese name for motion estimation and motion compensation, motion picture quality compensation technology used in LCD TVs. The principle is to use a dynamic image system, insert a frame of motion compensation between the traditional two-frame images, and increase the 50/60Hz refresh rate of ordinary flat-panel TVs to 100/120Hz. In this way, the motion picture is clearer and smoother than the normal response effect, so as to achieve the effect of clearing the residual image of the previous frame image and improving the dynamic clarity, and reducing the image smear to the degree that the human eye is hard to perceive. The effect is particularly obvious, both 4K and 1080P can benefit from it.
Godzilla, when the monster stood up from the sea, there was no residual image and the picture was smooth.
Similarly, Cool 50A2 can also exhibit good dynamic compensation and viewing experience when the action movie Terminator 5 is used.
For the black eagle fall like a war film, when the soldiers raised their guns and moved fast, the original 24 frames would be increased as if they were artificially inserted. The result is a drastic improvement in the smoothness of the picture, especially in the removal of guns and body squats. The liveliness of the bullet will increase dramatically.
7 ultra clear picture real shot HDR brings light and shade
The building is of good color, the details in the shadows are clear, and the texture of the building's body is clear.
The lighting effects are fully displayed, and the details of the shadows are also very clear. The gray level of the screen is not obvious, but the blue part has some color cast.
Armenian prairie, this picture shows the effect on the cool open 50A2 TV is dazzling, but the color exists yellow problem.
The Manhattan Bridge has been well-received, the sky has a good transition, and the shadows at the bottom of the bridge are very detailed.
The top of the dark night, from this picture we can see that the cool contrast of the 50A2 TV is good and the brightness and darkness are distinct.
8 color reproduction and fineness testing
It can be seen through the tone level detection that the maximum highlight level of the cool open 50A2 TV can be displayed to 254, and the performance is amazing. The level of the dark part is visible to the naked eye, and the contrast effect is very good when driven by HDR.
Like most TVs, the yellow display output of Coocaa 50A2 also has a problem of unclear boundaries, but this is a problem shared by similar LCD panels.
The application of the true 4K panel ensures that the Coocaa 50A2 TV has excellent fineness, and the line test can identify the 25th line lightly.
Easy to identify the smallest font, 4K accuracy is no doubt.
9 panel performance test performance quite satisfactory
According to the instrument test, the sRGB color gamut of the Cool Open 50A2 TV is 98%, and the ARGB is 74%. The performance is quite satisfactory. After all, the product itself does not emphasize the wide color gamut technology. The brightness measured 239.6 nits of extreme brightness, peak contrast ratio of 11050 to 1, but the use of the winning double contrast of 129.7 nits, the performance is more common, but the effect on the image display is not bad.
In the area color temperature, the top 3 areas have a high color temperature, showing a normal white color, and the lower the color temperature, the lower the brightness of the lower part has some problems.
The homogeneity test solved this problem. The brightness deviation value at the top 3 areas is very small, while the maximum brightness difference at the bottom 3 blocks is 17%, which is equivalent to a difference of more than 40 nits. If you look at a 21 to 9 movie, it's not a problem, because both are black and white.
10 sound experience level built-in invincible
Cool open 50A2 uses JBL A-class independent Soundbar design, built-in 8-unit crossover speaker, 2 treble + 2 bass + 4 bass and special adjustment, so in the sound performance far beyond his similar competing products.
After watching the film as a 13-hour crisis, when the security team resisted the militants at the CIA's secret stronghold, the two sides fired from the AK47 to the AR15 assault rifles, and the precise attack of HK417 and even the M240's crazy shooting showed its exquisite brilliance. In addition, the sound of bullets and flying over the ear and the effect of the RPG floor explosion are also very good, but the fly in the ointment is that the subwoofer soundbar's bass is still slightly insufficient, the bass dive is insufficient when the HDE is detonated, and large-scale outside. There is still a certain gap between the products, but in the use of built-in speakers Internet TV cool open 50A2 can be described as difficult opponent.
11 review summary can be played
Cool open 50A2 is a new machine of cool open technology located in the high-end market. Compared with the previous products, the 50A2 incorporates many products including ultra-thin body, true 4K panel, MEMC dynamic compensation and 2 years of video VIP. Kinds of hardware and software resources. At the same time, the use of JBL SoundBar makes the sound performance of this machine far more advanced than its peers.
4K+MEMC brings a strong sense of presence
Cool on the screen 50A2 and can not be regarded as the best level in the industry, the default setting brings a brighter color, so there is a certain color deviation, but this preset setting can better please the eyes, specifically how to set Still depends on personal preferences.
After the end of the evaluation of the system, we received a cool open system update push. After the update was completed, the entire interface has undergone major changes. The new UI is refreshing and refreshing. Let people see a small fresh feeling in summer.
The movie and television resource is a big selling point of Cool Open 50A2 TV. Its built-in 2-year VIP membership value is 598 yuan. It is free to watch for large fees, and it is exclusively for ultra high-definition video and is born with VIP. In addition to film and television, Cool Content also includes education, travel, games, shopping malls and other high-quality content, enough to fully meet the different needs of different family members. Of course, these things are still very cost-effective for the price of 3699.
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