Feature: 1. [Noise Reduction Full Duplex] Bluetooth speakerphone artificial intelligence intelligent voice algorithm, noise cancellation full duplex call technology dynamic noise reduction. 2. [Bluetooth Wireless Connection] Conference microphone Bluetooth wireless connection, no driver required, USB to Type C interface, plug and play. Support for Windows and for Android operating systems. 3. [360 Degree Voice Pickup] Conference speaker is equipped with omni mic with a high level of sound processing technology and intelligent 360 degree surround sound pickup. 4. [16.4ft Wide Coverage] Support 16.4ft pickup radius, multiple channels simultaneously access with software video conferencing system, large screen video system, Skype, QQ and other communication systems. 5. [Applications for Conferences] Conference call microphone is suitable for various hardware video conferencing systems in small and medium sized conference rooms and offices. Specification: Item Type: Bluetooth Speakerphone Material: ABS Built in Polymer Lithium Battery: 3000mAh (built in) Sound Characteristic: 256ms cancellation, intelligent dynamic noise reduction, full duplex, 360 degree pickup, 5m pickup radius Microphone: 6 mic circular array microphone, bandwidth of 0-8000Hz Speaker: 3 inch Anti Magnetic Speaker Other Characteristics: Support computer software real time communication such as Skype, Wechat, QQ, etc. Computer System Requirements: for Windows 8, for Windows 7, for Windows 10, for Windows XP, for OS X, for Android, for Linux. Package List: 1 x Bluetooth Speakerphone 1 x Charging Cable1 x USB Receiver1 x Plastic Box1 x Instruction Manual