VOICE INPUT: Our air remote mouse built-in microphone which can chat with friends or input words via voice.Please note that the Voice Search Function doesn't works like Alexa Voice Remote, it can't across app. Only works for the built-in voice input search box or apps.      3 in 1 Air Remote Mouse: 2.4G Air mouse + 6-Axis Somatosensory+IR remote learning mouse.      IR LEARNING: The fly air mouse remote can programs up to 5 keys.Convenience to control all your devices in one, if you have any problem when using the IR learning function,please read the product description.      PLUG AND PLAY: This mini wireless keyboard is connected by a stable powerful 2.4GHz RF technology, just plug USB receiver,the transmission distance can up to 10 meters(5m voice transmission distance).      WIDELY COMPATIBLE: Compatible with almost all android device( which have USB input): Android TV Box, Mini PC,Windows, HTPC and PCTV.(2xAAA battery not included)      Product Feature:       USB receiver, Plug and play; Anti-shake algorithm,360 degree Non-directional remote control;      Compatible Devices: PC, Smart TV, Set-top-box, Phone(OTG), Network Media player, Tablet, Game player, etc;      2.4G wireless connection, uses perfect "key stroke" design to effectively reduce input errors for a more comfortable typing rapid input;      Colour: Black       material: plastic      Note:       It will only work with a 2.4G wireless compatible devices.      The air mouse will work with a USB Receiver.It only can be used on devices with usb interface.This air mouse ONLY can be used on devices that support keyboard and mouse function.      If 2.4G wireless signal kept dropping or can not connect,      Please check if the battery is out of power or sure controlled device is not covered by any metallic objects.because low battery and metallic will affect the performance, or try this air mouse with other device (phone or tablet) to check if it could work properly.      Package Contents:       1* G10 Voice Air Mouse Remote      1* wireless receiver      1* manual      Only the above package content, other products are not included.      Note: Light shooting 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.