Mobile radio telephone device.

摘要

This invention discloses a mobile radio telephone device (1) in which when used as a remote handset, the circuitry of the radio telephone device is connected by an adapter (2a) to a portable antenna (12) through an antenna input terminal (19) and an antenna output terminal (14). When the mobile radio telephone device is being fixed to a vehicle, the circuitry of the radio telephone device is connected by an adapter (26) to an external antenna (3) through the antenna output terminal.