WIDELY COMPATIBLE: Compatible with almost all android device which has USB input, such as Android TV Box, Mini PC,Windows, HTPC and PCTV( 2xAAA battery are not included ). Voice function: G10s voice air fly mouse with built-in microphone which can let you chat with friends or input words via voice. Please note that the Voice Searching Function doesn't work like Alexa Voice Remote, it cant across app. It only works for the built-in voice input search box or apps. IR learning function: G10s remotes power key can programs. If you have any problems when using the IR learning function, please feel free to contact us, we are always here! Backlight function: Backlight design can help you see the remote control directly in the dark. Easy to use: This G10s wireless mouse remote is connected by a stable powerful 2.4GHz RF technology, just plug USB receiver and play it.