Utilizes900 Mhz Band.
No Base Station.
Radio Built Inside.
Microphone turns off automatically when in UP position.
Frequency Hopping Technology
TD900 easily avoid interference by monitoring the spectrum and automatically switching to the best frequency.
Transmissions are constantly jumping between channels many times per second - much like a bouncing ball.
Charge all system batteries in one convenient location.
The individual LEDs change from red to green indicating each corresponding battery is charged. Charge time is approximately 3 hours.