With the USB Speaker Phone – FOR PC you can setup a conference call in seconds. Simply plug it into your computer's USB port and you're instantly ready to take or make conference calls in the office, at home, or anywhere else. It's compact, lightweight design maximizes mobility while its integrated cord prevents awkward tangles. <br />USB Speaker Phone – FOR PC also features echo cancellation technology to ensure excellent audio clarity on both ends of the line. The High Definition Voice (HD Voice) allows you to hear a broader frequency range when on a call. HD Voice technology ensures your conversations are so clear. Plus, its 360 degree Omnidirectional microphone enables use with more than four participants. The USB Speaker Phone is also easy to use, with dedicated controls for volume, and mute. Crystal Clear Chat -- Built-in omnidirectional microphone which can picks-up your voice loud and clear. Reduces unwanted background noise for clear conversation. Great ideal for Dragon speak, Online courses, Skype chat, call center, conference calls, webinar presentations and more. <br />The USB Speaker Phone – FOR PC's Skype certification will guarantee the superior audio quality and enhanced ease of use which Skype is renowned for. Simple and professional it delivers high-end performance so you can make the most of your Skype conference calls.