Geemarc Geemarc CL11_WH Wireless door bell

The Geemarc CL 11 signals an incoming telephone call with an extremely loud signal tone (95 dB) and a bright light signal. Ideal for people who work in a noisy environment or sometimes don't hear the ringing of the normal phone due to hearing loss. The CL 11 is simply plugged in between the telephone and the telephone socket and is immediately ready for use. The CL11 draws the energy from the telephone socket. This means that the device is not operated with batteries and is not connected to the mains. Th...