Transmits Color or Black & White Video up to 1000 feet (line of
sight). Works for up to 20 hours on a single 9 Volt battery. Works with just about any camera. The ST101B needs a 900 MHz
receiver (See 900 MHz Receivers). Very small size, only
1″ x 1/2″. Operates in the amateur radio frequency so be sure
to observe all laws and regulations governing its use.