Ideal for conference rooms - 6-Array microphone Frequency: Bluetooth 150Hz - 8kHz / USB 150Hz - 8kHz Bluetooth version BT4.2 + EDR Impressive 8 hour battery life from a single charge Wireless bluetooth speakerFeaturing a 360° omnidirectional microphone, the BM21 is the ideal solution for all your conferencing needs. Lightweight (395g) and wireless mean it can be moved between locations with minimal effort and it's impressive 8 hour battery life from a single charge mean you will never be caught short. It includes a pick-up distance of 5 metres combined with noise reduction.Supporting Bluetooth BT4.2 + EDR, the BM21 includes a USB adapter which allows you to be up and running within minutes.The device can also be hardwired via a provided AUX 3.5mm and comes with a USB Type C cable for charging. Packaging data Package weight 800 g Weight & dimensions Weight 300 g Height 50 mm Depth 158 mm Width 225 mm Power USB charging Yes Technical details Volume control Buttons Cables included Audio (