Apple Wireless Keyboard (Model A1314) specifications:
This is the third-generation aluminum Apple Wireless Keyboard (also known by part numbers MC184LL/A or MC184LL/B), released in October 2009. It is a compact Bluetooth keyboard without a numeric keypad.
Key Specifications
Model
A1314
Wireless Bluetooth keyboard
Bluetooth 2.0 + EDR
Power2 × AA batteries
Range
Up to ~10 meters (30 feet)
Body
Anodized aluminum with white keys
Dimensions
Approx. 27.9–28 cm × 11.4–13 cm × 1.5–2 cm (W × D × H)
Weight
Approx. 0.28–0.32 kg
System Requirements
Mac OS X 10.5.8 / 10.6 or later (initial setup); also works with iPad and other Bluetooth devices
Features
Low-profile scissor-switch keys with crisp response.