Features:1.92 keys， 2.4GHz Touchpad DPI adjustable functions 2.Built-in high sensitive smart touchpad with 360-degree flip design3.Mini QWERTY keyboard with multimedia control keys and PC gaming control keys4.Auto sleep and auto wake mode Innovative shape， portable， elegant5.The ergonomically handheld design is easy to carry and operate 6.Perfect for PC， Tablet， Android TV Box， Google TV Box， Xbox360， PS3， HTPC/IPTV 7.Operating Range:Up to 15 m 8.Frequency Range:2.403GHz-2.480GHz 9.Operating Voltage:3.3V 10.Charging Voltage:4.4V-5.25V 11.Channel 78 12.TX Power: < 5dBm 13.Transmission Rate:1M bit/sec 14.Frequency Tolerance:30ppm 15.Power Consumption:55mA (on)， 1mA (sleep)Specifications:Operating Range(m):15Frequency(GHz):2.4Operating Voltage(V) 3.3Compatibility:AndroidColor:White， BlackPackage Content:USB receiver �� 1USB Cable �� 1Keyboard �� 1