Portable telephone with speakerphone
Programmable hands free telephone system
Programmable hands free telephone system
Safety tilt mechanism for portable telephone including a...
Small size hands-free speakerphone apparatus
Speaker unit with boom microphone
Speaker-phone assembly and method
Speaker-phone base for a portable telephone
Speakerphone and microphone case for the same
Speakerphone indicator
Speakerphone with a novel loudspeaker placement
Subband acoustic noise suppression
Supplementary hand free transceiver of a fixing network...
System and method for stereo conferencing over low-bandwidth...
System and method for stereo conferencing over low-bandwidth...
Telephone instrument