1、In-line mobile phone microphone, suitable for recording on mobile phone photography. 2、Made of full metal CNC, good shielding performance, free from surrounding interference. 3、Professional-grade anti-noise microphone with powerful noise reduction and clearer sound quality. 4、The cardioid directivity has strong directivity, and the pickup area is concentrated in front of the microphone. 5、High-sensitivity pickup microphone, with higher pickup volume and longer pickup distance. 6、Compact and portable, easy to carry out. No need to charge, plug and play, simple operation. 7、It is equipped with windproof cotton, which can effectively reduce wind noise and outdoor noise. 8、Compact clip for quick installation on mobile phones. 9、Wide range of applications, supporting major mainstream live software. 1 x Microphone1 x Windproof Cotton 1 x Manual (Chinese and English x 1) Item Type: MicrophoneSensitivity: -29 ± 2db Rl = 0.68kΩ Vs = 1.5v (1khz 0db = 1v / Pa)Impedance: Max. 0.68kΩ 1khz (rl = 0.68kΩ)Frequency: 20-16000hzMicrophone Working Voltage Range: 1-10vMaximum Sound Pressure Level: 115db S.p.lSignal Ratio:> 75dbSensitivity Reduction 1.5v- 1.0v Sensitivity Change: <3dbProduct Size: Approx. 20 x 78mm / 0.8 x 3.1in Material: Aluminum AlloyGross Weight: Approx. 105.00gPacking Size: Approx. 14.00 x 7.00 x 5.00cm / 5.5 x 2.8 x 2.0in