Quer wireless keyboard 3in1: keyboard, mouse, remote control

3in1: keyboard, mouse, remote controlSupported systems: Windows, Windows Mobile, Android, Linux, OSXFull-size QWERTY keyboardFrequency: 2.4 GHz ISMUniversal infrared remote control with learning functionOperation range: up to 10 mNano receiverPower supply: polymer lithium-ion battery, 450 mAhCharging: 5V; 300 mAWeight: 100 gProduct dimensions: 170 x 49 x 16 mm