Rapoo CM600 Omnidirectional SpeakerPhone

USB Omnidirectional SpeakerPhone ： 

• Full-Duplex AudioTechnology 360 omnidirectional Microphone with a transmission distance of up to 5 meters and achieves 360″ voice pick-up 
• Compatible with various devices-computers, mobile phones, video conference terminals and other equipment. 
• Build-in 4000mAh lithium Rechargeable battery, full charge in up to 4 hours, up to 10 hours use after a full charge 
• Applicable to 60 square meters conference room with Extension