Feature:
1. Embedded Android system. Processor: Quad-core Cortex-A35, Android 8.1 system, 1GB DDR3 RAM and 8GB EMMC;
2. Size :21.5 inch, brightness: 300nits; Resolution: 1920*1080; Contrast ratio: 1000:1; Response time below 5ms;
3. 10-point capacitive touch screen;
4. Support functions such as loop playing and timed playing;
5. high quality JPEG codec, compatible with most of the video and picture playback;
6.Support playlist making and play in list order; 
7.Automatically generate the playing content details, playing count and playing time;
8.Supports video and pictures play in split screens, one video and multiple pictures can play simultaneously;
9.Supports horizontal and vertical screen playback, timing switch and other functions;
10.Support fix time period, 24 hours no personnel management;