| 摘要 |
PURPOSE:To eliminate the need for the operation by the user of a slave set at the battery wear and to attain consecutive talking of an opposite party without movement of the user by selecting a channel to a voice storage equipment with a battery wear radio signal outputted from a battery wear slave set and storing a voice of a talking opposite party or implementing other operations. CONSTITUTION:Upon the detection of battery wear of its own equipment, a slave set 5 sends a battery wear radio signal, the signal is received by a connector 4 and a master set 1 selects a channel automatically to a voice storage device 7. Then the channel changeover is informed from the device 7 to a communication opposite party and the voice of a talking opposite party is stored in the device 7. As a result, the operation of the user of the slave set at the battery wear is not required and the talking is continued without the need of the user of the slave set to move to a remote telephone set. |
