The Sofeno LiveTalk U5 is the portable USB speakerphone. With the compact design, you can take it to everywhere and it's verysuitable for personal use and small team communication. LiveTalk U5 speakerphone built-in 2 MEMS omnidirectional microphones, can pick up the voice 360 degrees up to 3 meters. HD bottom speaker enhancing the voice and music effect and delivering crystal-clear sound.hat allows users to speak in a normal speaking voice, resulting in a true audiophile sound experience. With full-duplex technology that eliminates distracting background noise, as well as the latest echo-cancellation advancements, it offers a conference phone experience without compromise.