Side View Smoke Detector Camera
One to five cameras can be built inside to cover any room. Great for ceiling mount viewing.
Cameras can also tilt for best angle. Powered by 12 Volt battery pack or AC adapter (both supplied).
Unit comes with 1 camera.--Smoke Detector does not actually work--
Specs:
ST-150W, A, B & G B/W, 420 Lines of Resolution, .05 LUX, 3.6mm Wide Angle Lens (8, 12 & 16mm available) 9.5-12 Volt
ST-150WC, AC, BC & GC Color, 380 Lines of Resolution, .7 LUX, 3.6mm Wide Angle Lens (8, 12 & 16mm available) 9.5-12 Volt
ST-150A - $520.00
B/W Camera Wireless with 434MHz Transmitter

ST-150AC - $625.00
Color Camera Wireless with 434MHz Transmitter

ST-150B - $520.00
B/W Camera Wireless with 900MHz Transmitter

ST-150BC - $625.00
Color Camera Wireless with 900MHz Transmitter

ST-150G - $520.00
B/W Camera Wireless with 2.4GHz Transmitter

ST-150GC - $625.00
Color Camera Wireless with 2.4GHz Transmitter

ST-150W  - $310.00
B/W Camera Wired for Plug & Play Connection

ST-150WC - $415.00
Color Camera Wired for Plug & Play Connection

ST-150B/W - $49.00
For each aditional b/w camera add 

ST-150C - $99.00
For each aditional color camera add

434MHz cameras use your TV or VCR to receive image.
900MHz or 2.4GHz cameras need a receiver.