Ultra High Frequency & Very High Frequency Acoustic Surveillance Transmitters.

Our analog audio surveillance transmitter collection features both small and large Ultra High Frequency (UHF) & Very High Frequency (VHF) surveillance devices that can broadcast real-time audio of their surroundings for extended periods of time. Analog audio surveillance transmitters can be received using any radio capable of tuning into the UHF/VHF band. Our product range includes transmitters that can operate for anywhere between 30 to 300 hours of continuous audio surveillance. If you require a UHF receiver with your order, please let us know.