This is the aluminium Bluetooth keyboard with US layout. This keyboard is compatible with any Mac which has bluetooth capabilities. These keyboards were originally shipped with the aluminium iMacs.
This is the original revision which runs from 3x AA batteries (Not included).
Condition : Grade-A
Grade-A means that although used, this part is in excellent condition for it's age and if there are any cosmetic blemishes, they will be very minor.
Part Number(s) : B661-4800, B661-4348, A1255
Warranty : 3months