Features: Advanced noise cancelling technology, providing you clear sound, whether you in the office or outdoor, you can enjoy a good audio experience. Built-in dual channel speaker, the sound quality is suprem, even if the volume is maximum, it will be no distortion. 360 ° omni-directional audio pick-up microphone, which can collect sounds from all every angles, and make sure that everyone can hear clearly during meetings. Sensitive for touch buttons, one button mute microphone, adjustable microphone and speaker volume control keys to meet the different needs of various meetings. Widely used for business conference and negotiation, office meeting, online meeting, video chat, podcast creation, skype, gaming and other occasions. Specifications: Material: ABS+Metal Size: Approx. 8x8x1 for cm/3.14x3.14x0.39 inches Length of Cable : Approx. 200 for cm/6.5 ft Best Use Range: 3-5 Meters Input: 5V/500mA Polar Pattern: Omnidirectional Connectivity Type: USB Stereo Channel: Dual Channels Package Includes: 1 Piece USB Conference Microphone note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!