Wall microphone with amplifier
Want to hear through a brick wall? We sell these devices to many different types, including pest controllers, engineers, mechanics and people who deal with pressured pipes, not to mention those who just love gadgets
Wall microphone
This unit has a built-in amplifier, earphones and wall mike. And is a very sensitive device. Wall microphone device was produced for situations where access is limited or impossible. This is a high gain oscillating receiver which uses a special contact device. The contact can be placed against doors, glass, concrete, metal and walls up to 30cm thick. We have used it successfully through besabrick walls. The oscillator can then be connected to a recorder to record all conversations. The user can also listen to the conversations at the same time as recording. It measures approx. 100 X 50mm and is powered by a standard 9 volt battery.
Specifications
· 55mm x 21mmx 70mm
· 110g (with battery
· 9v DC
· Battery life 60hrs
