Product Specifications:

2.4GHz DSSS radio transceiver, max 10 meters feet distance
Receiver: IR receiver USB 2.0
OS Supported: Windows, Android, and Linux(Debian-3.1, Redhat-9.0)
Devices Supported: Windows 98/ 2000/ Me/ Vista/ NT/ XP/ 7/ Android
Net Weight: 58g /2.05oz
Size: 130 x 46 x 10 mm / 5.12 x 1.81 x 0.39 inch
Color: black

Package Contents:

1 x Wireless Keyboard
1 x USB Receiver
1 x Micro USB Cable
1 x User Manual