This is the separate controller board and switch keyboard, and it's suitable for SKU:275810 and SKU:318884, but it's not suitable for SKU:275804.

No include 7" Digital LCD.

Features:

Power input: DC 5V~12V, 2A, 6~7W;

Signal input, 2 AV + VGA +HDMI (HDMI 1.1);

Language support: Chinese (simple), Chinese (traditional), English, Japanese, Korea, Spanish, French, German, Italian, Portuguese;

Control, OSD;

Interface: 50 PIN Digital (TTL) TCON;