Multimedia playback Automatically play videos or photos stored in the internal storage when the device is turned on. Dynamic video background Thanks to the high-performance processor Turing's 2.1-inch water-cooled round screen pioneered the function of Ul+ video background. The operation is convenient and easy to use, without complicated operations, and the interface function planning is simple and clear. Visual editor, what you see is what you get, real-time editing to change the layout. Dual A7 advantages from a powerful built-in decoder chip, and the secondary screen hardly takes up computer performance. Type: Secondary screen of computer case Internal storage: 128MB Display window: 52mm in diameter Overall size: 74 mm in diameter Thickness: 10.5mm Viewing angle: IPS full viewing angle Interface: PH port Maximum power consumption: 1.6W Colour:black Material:CNC aluminium alloy Package Contents: 1 x Screen 1 x Double-Sided Tape 1 x Expansion Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.