Features: 360 omni-directional audio pick up and 8M (26ft) far-field voice recognition. Built-in VoiceIA Algorithmto ensure clear stereo. With the help of seamless connectivity, simple plug and play set up via USB or BT to get your meetings started quickly. 12 hours talk time, 20 hours music playback and 1 month standby time. Can be used as a portable battery to your smartphone. Compact and portable design, take your business trip anywhere at any time. Support internet calls, such as for Skype, Google Hangout, Microsoft Lync, Cisco, Avaya, etc.