Communication system for activating an optical display in a comm
Communication system having an automatic dialer
Communication terminal
Communication terminal call reminder with automatic dialing
Communication terminal device
Communication terminal device
Communication terminal device, holds melody sensing method,...
Communication terminal telephone directory with dynamic director
Communications apparatus
Communications apparatus, control method therefor and...
Communications device including an improved CPE alerting...
Communications device with improved ring signal detection
Communications headset
Communications interface providing isolation and ringdown featur
Communications system using portable recording medium
Communications system using portable recording medium
Community dialing circuit apparatus for pots phone and IP phone
Computer controlled speakerphone for adapting to a communication
Computer operated system for dialing telephone numbers
Computer phone dialing system