Compatible models: This L5B83H voice replacement remote control (2nd generation) is compatible with for Smart TV Cube (2nd generation); for Smart (2nd generation); for Smart 4K; for Smart TV Cube (1st generation) ); for Smart (3rd generation); for Smart (3rd generation); for Smart (3rd generation); for Smart Lite. models: Not for Smart TV (1st generation, 2nd generation), Not for Smart (1st generation), Not for Smart TV version smart TV cannot be used. Before placing an order, please make sure your device model is suitable for our remote control. How to pair: First you need to remove the stick from the TV and remove the power source from the stick. Then reconnect the power and stick to the TV. Then and hold the home button for about 10-15 seconds until the LED light starts flashing amber quickly for 10 seconds, then your remote automatically pair with your device. WITH VOICE FUNCTION: You can use function to find content you like and quickly jump to your favorite scenes with standard navigation and playback controls. Note: 1: Make sure to remove the old remote control battery before pairing, if the old remote control is still paired, you cannot use the remote control; 2: Please confirm whether your remote control is connected beyond the 6 limit 3: If it is still paired Doesn't work, you can for help. Material: plastic colour: Black Package Contents: 2 x remote control 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.