Features: 100% brand new and high quality Plug and go,you can use the condenser microphone for recording, live broadcast and multi-person video conference. With this microphone, your voice will be as actual and clear as your real voice. Omnidirectional pick-up pattern for better noise isolation. USB interface, suitable for computer and laptop. The microphone is drive-free design, plug and play. Built-in speaker, and high sensitivity omnidirectional microphone, suitable for meeting rooms of 20-30 square meters, 360 degree to pick up sounds, the effective radius of pick up sound is 3 meters. Support Skype, UUcall, QQ, MSN, Talk, Yahoo, Sip Discount, X-Lite,Eyebeam, X-pro, Sipgate, IPhone, -vonage, UBIFONE, Imtel, Voip discount ,Voipcheap, VOIP -stunt, SparVOIP, INTERNETCALLS, NetAppel, YpoivyY,FreeCall, Webcall, VOIP , VoipWise Onet2phone,etc. Built-in DSP echo side sound cancellation chip, clear and stable sound quality, instant communication with zero distance, high efficiency. It can be a good music player. The microphone with 3.5mm audio in and 3.5mm headphone jack, convenient to use. The volume can be adjusted during the video call, and the microphone also with audio mute and microphone mute switch. Small and light weight, easy to carry. Package Includes: 1x Wired Microphone Specifications: Color: Black System Requirements: Pentium 400MHz or above Support Operating System: Compatible for Windows XP/Windows7/8/10, Mac OS Relative Humidity: 10-95% Atmospheric Pressure: 86-106Kpa Sound Function Sound Sampling Frequency: 32KHz echo Cancellation: 58Db AGC (audio automatic gain control) Function: Support SPK: 4 8W horn Operating Voltage: 4.5V-5.5V MIC: 34dB Frequency: 20~16000 Hz Size: 13x13x3cm/5.12x5.12x1.18in note: Please allow 1-2cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.