These nifty watches not only tell time but are also PMRs (Private Mobile Radio-communicators) — featuring a range of up to 3km, VOX (Voice Activated Operation) technology, backlit LCD display, and compatibility with all walkie talkies at 446-MHz. Available now from IWantOneofThose.
They have eight channels and 38 sub codes per channel giving you over 300 channel combinations for private conversation
[via Hacked Gadgets]