1.2GHz wireless button cam kit with audio, an unique camera of its kind.
The system consists of a 1/3" SONY CCD wireless pinhole cam hidden
behind a regular cloth button, a portable transmitter incorporating
a rechargeable battery, and a 4-channel AV receiver. The long range
500mW transmitter sends AV signal away up to 1,000 feet (300 meters)
line of sight. The button cam may be hidden on
your shirt, jacket or other clothing. Ideal for body worn
applications. Wireless signals can travel through some walls, glass,
wood or other obstacles. Work under low light condition.