This transmitter is suitable for body worn applications as well as room monitoring. Complete with a 2 channel pager size receiver, you may swap from channel to channel by simply flicking a switch, the receiver comes complete with earphones and built in speaker. Powered by 3v lithium battery to give up to a weeks battery life. The high power is similar in size but only has a battery life of 20-40 hours. Transmits a crystal clear signal as soon as the handset is lifted.
Line powered so requires no battery.
Suitable for UK,USA, Canada, Australia and most other countries telephone systems. Channel UHF Receiver Covert pen that contains a concealed UHF transmitter can be used as a working pen while still transmitting. A standard calculator with built in concealed UHF transmitter. ITEM US Outlet Adapter 3 way outlet with built in UHF transmitter, usable with domestic appliances. Intercepts conversations in a 15 meter radius, Voltage 110V AC.or 220V ac.