http://www.meeteasy.com.hk/2016/06/15/mvoice-1000/
MVOICE 1000 USB conference speakerphone is specially designed for PC based small-sized conference calls, it is suitable for small to medium enterprises, home office professionals, on-line education teachers and students, and business travellers. Connect the MVOICE 1000 USB conference speakerphone to PC or laptop, to instantly replace the PCs or laptop's speaker and microphone with outstanding audio quality. Product Overview: a.Suitable for personal or small group conference calls b.Echo cancellation eliminates acoustic echo c.USB connection to PC for Web-conferencing d.Microphones can be controlled separately for specific situations e.3 high sensitive microphones provide 360° audio pickup over 2 meters f.Noise cancellation removes ambient room noise g.Advanced DSP technology delivers remarkably rich, crystal-clear audio Selling Points: Simply Plug in and Talk Easy connect to your PC or laptop via USB, works great with PC based communication softphone applications i.e Skype,Zoom etc Innovative Microphone Selection Select the microphone pointed to the talker separately, enjoy clearer audio quality even in bad acoustic environment Integrate with Video Conference System Professionally designed to work with most of video conference system, provide perfect and cost-effective audio solution to your video conferences Enjoy Crisp, Clear and Rich Audio Full band frequency response and advanced CrystalSound audio processing technologies deliver remarkably rich full audio for natural, effortless conversations Ultra-low Power Consumption Work with ultra low power consumption, no worry of drawing too much power from your PC or video conference systems