G21 USB Wireless Backlight Air Remote Mouse Smart Voice Controller with Gyroscope

Feature: 1. Built-in HD microphone, allowing you to chat with friends or enter words by voice. Note that the voice search function cannot be used across applications. Only applicable to built-in voice input search box or application. 2. Support sensing the direction and speed changes, so you can just move your hand to control. 3. 2.4GHz wireless connection with a USB receiver, plug and play, with remote controlling range up to 4m13.2ft. 4. Adopt high quality material and exquisite workmanship, stable performance, reliable to use. 5. Comfortable hand feeling, convenient to use, allowing you to control your device more easily. Specification: Item Type: Remote Controller Condition: 100percent brand newColor: BlackMaterial: ABSUSB ReceiverTransmission Rate: 250KbpsOperating Frequency: 2400.0MHz-2483.5MHzOutput Power: -18dbm-0dbmFunction: HID compatible device USB o microphone deviceControllerTransmission Rate: 250KbpsOperating Frequency: 2400.0MHz-2483.5MHzOutput Power: -18dbm-0dbmFunction: 2.4G voice remote controlBattery Type: 2 x AAA batteries (NOT included)Battery Capacity: 300mAhSupported Systems: For LinuxAndroid 2.XAndroid 4.XWin 2000Win VistaWin7 32Win7 64Win8 32Win8 64MAC OS X. Package List: 1 x Remote Controller1 x Bluetooth Receiver1 x User Manual