Compatible with: This voice replacement remote control only fit for smart TV stick lite, smart TV stick (Gen 2 and later), smart TV stick 4K, smart TV cube(1st generation and later), smart TV(3rd generation). Not Compatible: Please note, this remote control can not fit for smart TVs (1st and 2nd Gen), smart TVs stick (1st Gen), or smart TVs edition smart TVs. With Voice Function: You can ask it to find your favorite content, Quickly jump to your favorite scenes with standard navigation and playback controls. Preset 4 app button shortcuts, Quick access to your favorite content. Easy to Pairing: Press the Home button about 10-15 seconds until the LED indicator starts to rapidly flash, then waiting about 30-60 seconds (Entering Pairing mode, LED Flash), then your remote will automatically pair with your device. What You Get: 1 * Voice Function Remote Control(2 AAA batteries not included),1 * User Manual. if your product doesn't work, please send your message to us, we must give you the best solution in the end.