Completely concealed inside this coffee mug is a tiny battery operated CCD camera and FCC Approved 2.4Ghz video transmitter. Our color model automatically switches to B&W in low light. Unit operates on 8 "AA" batteries for 6 hours. Great for law enforcement interrogation rooms and other mobile applications. Featuring eight USER CHANGEABLE channels, up to eight units can secure you home or business simultaneously. Eight channel capability insures a very low possibility of interference with other 2.4GHz devices such as cordless phones and wireless routers. Line of site range is 700 feet. Our new high power twelve channel models offer 3000 ft. line of site range. Actual range will vary depending on terrain and ambient RF interference at your location. Available in Color/BW (auto switching). Unit includes eight channel digital receiver, AC adaptor for receiver and RCA connector cable. (Audio not Available) $321.43 Quantity: 2.4 GHz 1/3″ DSP CCD Imager 98 degree field of view 3.6 mm Lens 400 TV lines resolution (color) 430 TV lines resolution (B&W) .5 lux Color .05 lux B&W .0003 lux B&W low light Automatic gain control Automatic Back Light Compensation FCC approved 700 ft. LOS (standard power) 3000 ft. LOS (high power)