Patent ID: 8335546

Claim:
A telephone system comprising: a battery connection; a communicator device that communicates over a channel, said communicator device powered from said battery connection; an enunciator, that makes sounds associated with operations of said communicator device; a slave communication device that is physically operated from said communicator device, and which wirelessly receives information from said communicator device, and operates based on said information; a connection part for the slave communication device, said connection part including a charging connection for the slave communication device; and a detector for detecting that the slave communication device is being charged by said charging connection, and commanding a sound in said sounds to be played electronically through said enunciator responsive to said detecting said slave communication device being charged, said detector querying said slave communication device for detecting a condition of a battery that is powering said slave communication device and wherein said detector commanding a sound to be played electronically through said enunciator which indicates a condition of said battery of said slave communication device.