Battery pack for use with one of plural radio systems

摘要

A battery pack device (32) is for use in combination with a portable radio communication device (31) for carrying out a radio communication in accordance with a specific one of a plurality of radio systems. The battery pack device comprises battery section (41) for supplying the portable radio communication device to an electric power when the battery pack section is coupled to the portable radio communication device. A selecting circuit (42e) selects the specific radio system from the radio systems to produce a specific select signal. A control section (42a to 42d) controls man-machine interface section (36 to 40) in response to specific select signal.