http://www.meeteasy.com.hk/2016/06/16/mvoice-3000/

MVOICE 3000 USB conference speakerphone is a business grade conference call audio equipment. Connect the MVOICE 3000 USB conference speakerphone to PC or laptop, can instantly replace the PCs and laptop's speaker and microphone with outstanding audio quality. It is suitable for small to medium enterprises, home office professionals, on-line education teachers and students, and business travelers
 
Product Overview:

• Suitable for personal or small group conference calls
• Echo cancellation eliminates acoustic echo
• USB connection to PC for Web-conferencing
• Advanced DSP technology delivers remarkably rich, crystal-clear audio
• 3 high sensitive microphones provide 360° audio pickup over 3 meters
• Noise cancellation removes ambient room noise
• Bluetooth built-in for conference calls via cellphone
• Microphones can be controlled separately for specific situations

 
Selling Points:

Simply Plug in and Talk

Easily connect to your PC or laptop via USB 2.0, 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 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 supply, no worry of drawing too much power from your PC or video conference system.