360 Pickup: Equipped with omnidirectional microphones, 360 voice pickup, and clear and natural sound can be received within the range of about 30 square meters, with a pickup radius of 3 meters. High Fidelity Sound Quality: Built-in high fidelity speaker, the sound is real and full. High efficient and intelligent chip, effectively and reduce background noise, support ALC function. Easy to Operation: Equipped with 3 control buttons, quick mute/unmute microphone and volume control. With 2 USB interface, support connect with keyboard, mouse, U-disk, etc. Strong Compatibility: USB connection, plug and play, compatible with for 7/8/10, for Android, for OS, support Zoom, Skype, WebEx, Cisc o and other conference software. Wide Application: It is suitable for small and medium-sized meeting rooms with 5-10 people, and widely used in video conference, online course, live streaming, gaming, daily chatting, etc. Microphone:Sensitivity: -35dBFS SNR: 64.3dB(A) Frequency: 20Hz-8KHz Pickup Distance: 3 Meters Speaker: Rated Power: 2W Resistance: 4 Power: DC 5V USB Cable Length: 3 meters Colour:Black Material:Plastic Package Contents: 1 x Microphone Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.