Technology: USB port or Bluetooth Dimensions: 61.6 x 100.3 x 1.4 mm Weight: 106 g Battery life: up to 2 month Battery: rechargeable Li-Po (500 mAh) Wireless distance: 32 ft...

Dimensions: 139mm x 288mm x 21mm Weight: 312 g 36-month battery life Adjustable keyboard height Spill-resistant design 2.4GHz wireless (10 meters) Nano USB receiver 3-year Limited hardware warranty