NoteOnly power button can be programmed for IR learningIf you use the Voice remote control on android tv box. Please install "google assitant"Features[ Voice Search Function ] Please install google voice assistant to your device before you use microphone G50S have Voice search function. All you have to do is ask. Speak into the voice remote control and TV Box searches for what you want.Ask for today's weather, or the latest celebrity news [ Air mouse & Gyroscope Function ] It With 3-Gyro + 3-Gsensor, its more convenient to easy operate in horizontal and vertical mode. [ IR Learning Function ] Only the Power button can programme / learning Function . Warm Tips: This is not a universal remote control. If some buttons functions Can't be Fully compatible with your device, it is normal and not a quality problemIn this case, no warranty is provided.Package Included1 x G50S Remote Control1 x USB Receiver(inside battery compartment)1 x User Manual