Feature:1. With backlight, it can be used at night.2. Great entertainment control function, portable, elegant choice.3. Enjoy PC multimedia entertainment at home, use it with for Android settop box, intelligent TV, share large TV and projector screen.4. Larger touchpad, dual mouse left and right button design, more convenient operation.5. Keyboard key combination, convenient and efficient meeting, presentation and speech.6. Suitable for high definition player, settop box, for Android TV box, for Web TV.Specification:Item type: Mini Wireless KeyboardMaterial: ABSColor: blackWeight: Approx. 140g Working voltage: 3.3 VWorking distance: about 15mTransmitting power: +5dbOperating current: <50mACharging current: <300mASleep current: <1mALight effect: backlightPower supply: li batteryBattery model: BL-5C 1020MahButton life:> 100,000 timesTransmission length: about 10 metersStandby time (days):> 20 daysPower switch: turn on/off the deviceSupported operating system: for Win Vista / 7 / for OS X / for Linux / for AndroidKeyboard layout: for QWERTY (English) can be customized for different native languages. Function keys: UDLR (up, down, left, right), volume to increase and decrease, return, main menu, etc.Features: wireless (RF 2.4G) connection, smart, portable sizeIt can be connected to desktop, notebook, car TV, for HTPC, large screen TV, intelligent TV, hard disk player, internet player, for X-BOX 360, for PS3System Requirements:1. for Win 2000/ for Win Vista, for Win CE, for Win 72. for Linux(for Debian-3.1, for Redhat-9.0 for Ubuntu-8.10 for Fedora-7.0 tested)3. for AndroidFeatures:1.92 keys (74 standard keys + 18 media keys)2. Built-in 2.4G wireless receiver3. Adjustable for DPI4. Page up and down function keys5. Left and right mouse function keysHigh sensitivity touching template, template for DPI adjustable function touchingMini for QWERTY 92-key keyboard multimedia control keys and PC game control keysAutomatic sleep/wake modeProducts with backlightFn + F2: Open or close the keyboard (backlight/backlight)Fn + space bar: speed up the mouse movementFn + F11: Full screen browserFn + F1 (RF): activation keyErgonomic handheld design is easy to carry and operate.Package List:1 x Wireless Keyboard1 x Data cable1 x Bluetooth receiver1 x Instruction