This system
was especially constructed to conversation recording inside a car, with
background noise filtering.
Added
to the sophisticated transmitter a professional VOX board that enables transmission
only above specific noise level - which can be adjusted.
The
VOX system saves battery current at periods with no conversation.
The
transmitter is high - reliability fm modulated hybrid circuit.
Frequency
operation is 433 MHz crystal-controlled FM narrow band.
No antenna required.
Audio bandwidth: 20 Hz to 30 kHz.
Range up to 700
feet in open area.
Powered by 9 volt
alkaline battery, the transmitter can operate up to 10 hours in transmit
mode.
Automatically
transmits the conversation to a receiver immediately a conversation begins.
Price:
