Full size 104/105 keys 

Wireless range:33ft (10m), 2.4Ghz wireless connectivity

Ergonomic design make you feel  more comfortable

Builting in Nano Receiver, plug and play

Battery: 2*1.5V AA 

Size: 448x131x38mm

with Wristbands armrest

With power saving on and off key

Optional: 2.4G/BT/BT+2.4G

Compatible with Windows 7 / 8 / 10, XP, Vista