Features 92 keys 2 4GHz wireless Keyboard with Touchpad Touchpad DPI adjustable functions Built in high sensitive smart touchpad with 360 degree flip design Mini QWERTY keyboard with multimedia control keys and PC gaming control keys Auto sleep and auto wake mode Innovative shape protable elegant The Ergonomically handheld design is easy to carry and operate Build in removable rechargable Li ion battery that has longer standby time Perfect for PC Pad Andriod TV Box Google TV Box Xbox360 PS3 HTPC IPTV etc Specifications Operating range 15 meters MAX without signal disturbance and no direction limit Frequency range 2 403GHZ 2 480GHZOperational voltage 3 3VCharge Voltage 4 4V 5 25VModulation GFSKChannel 78channelsTX Power less than 5dBmTransmission rate 1M bit secFrequency tolerance 30ppmPower consumption 55mA on 1mA sleep Color BlackBattery Type Built in lithium ion batteryItem size 15 x 10 x 2cmItem weight 107g Note After 3 minutes without any operating it will go into sleep mode press any key about 1s to wake up Package Included 1 x Wireless Keyboard1 x Wireless Receiver1 x Charging Cable1 x User Manual