WODWIN WIN-DM5B is Conference Microphone for meeting room, it with Bluetooth5.0 and Type-C connection, easy plug and play. This Conference Speakerphone is build-in 4 mics array and Hi-fi speaker. The USB conference mic is 6-8 meters 360°degree voice pick up, together with 2 Expansion mics can reach 8-10 meter audio tracking.  So WIN-DM5B Conference Speaker is suitable for medium and large size conference room. The WODWIN Conference Speakerphone WIN-DM5B is usually use with USB PTZ Camera for Video Conferenceing, remote learning, Telemedicine.