Virtual multiplexing of telephony lines
Virtual pbx call processing method
Virtual pbx system
Virtual phone generic configurable interface
Virtual phone line access device
Visitor voice-mail
Visual ars service system and method enabled by mobile...
Visual communication system and its main apparatus
Visual programming of telephone network call processing logic
Visual status indicator circuit for multi-line subscriber...
Voice - data integration architecture for pabx
Voice activated data rate change in simultaneous voice and...
Voice activated language translation
Voice activated phone mute reminder method and apparatus
Voice activated telephone set
Voice activated telephone set
Voice actuated switching system
Voice and data interface circuit
Voice and text transmission system
Voice announcement device for improving functionality of...