Maintenance instructions on the remote control: 1. Do not use poor battery two to prevent flooding, fall three, if possible to buy remote control jacket with the use of 1 compared to the market for the imitation of the remote control is more resistant to shock and resistance 2 functional convenience some people buy a universal remote control, but in the bus, broke the TV The loss outweighs the gain.. 3. launch distance away from the far angle Use: TV Wireless Communication: Bluetooth Support APP: No Channel: 1 Frequency: 433 MHz Model Number: no colour:black Material:ABS size:10*6*3cm Package Contents: 1*Remote Control Only the above package content, other products are not included. Note: Light 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.