1. Size: 87.5mmx52.8mmx7mm 2. Micro-USB power in DC5V 1.5A 3. All plug-in sockets shall be 1.25mm with patch sockets 4. 1 channel MINI 1.2 signal input 5. support TTL-50p standard interface (see AT070TN92) Power amplifier output 8-2w / 4-2w Special circuit design is adopted for the driver board, which can drive about 10V LED backlight and support 200MA current output at most. standard 5 key board interface, and support 2-color LED light display support TTL signal output, Can support AT070TN92,AT065TN14,AT090TN12,AT090TN10,AT070TN90,AT070TN93,AT070TN94, AT080TN64 universal 50PIN interface TTL LCD Support 3.5mm headphone Color:As Shown Material:PCB Package Contents: 1set * driver board 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.