HP Wireless keyboard P/N 5188-3331
Model ID 5187URF2+
upper row: Search, Club, Internet, Info, Email
Eject 1 and Eject 2
Burn CD/DVD, Prev, Play-Pause, Next, Stop
Volume - Mute 
2nd Row from top: Esc - F1 thru F12
Print Scr - Sys Rg - Scroll/Lock - Pause/Break
Then comes the regular keyboard set-up from the left
at the very right number keys, Ins and Del, Enter, - and +, insert and delete
to the left of it: Insert, Delete, Home, End, Page up, Page Down
and arrow keys below it
it takes 2 AA Batteries
on the left back is a small pad and plastic foot missing.
weighs 2.8 oz.; 18" w x 7.25" d x 1.5" h
top end is about 1.5" high due to support bar in backweighs 28 oz.