FeaturesThis item is a professional portable smartphone recording microphone,used wide, suitable for smartphone record,internet celebrity live broadcast, live singing, reporters interview,show recording, video recording and other popular living software. Professional reduce noise microphone core, HD acoustic fidelity, CNC process, undisturbed from arround signals, compact and portable, easy to carry. 1. CNC process, undisturbed from arround signals, good shielding performance. 2. Professional reduce noise microphone core, strong noise reduction clearer sound. 3. Cardioid directional, has a strong directivity, the pickup area is concentrated in front of the microphone. 4. High-sensitivity pickup microphone core with higher pickup sound and farther pickup distance. 5. Do not need to charge, can use directly, easy to operate. 6. The product is small and portable, easy to carry out. 7. Original windsreen can reduce wind noise and out noise effectively. 8. Small clip for quick installation on your phone. 9. Support all popular living broadcast software, widely application.Specifications1. Sensitivity: -29+/-2dB RL=0.68Kohms Vs=1.5V(1KHz 0dB=1V/Pa) 2. Impedance: 0.68Kohms 1KHz (RL=0.68Kohms) 3. Frequency: 20-16000 Hz 4. Current consumption: 0.5mA 5. Microphone working voltage range: 1-10V 6. Sound pressure level: up to 115dB S.P.L 7. Signal ratio: greater than 75dB 8. Sensitivity reduction: 1.5V-1.0V 9. Sensitivity change: less than 3dBPackage List1. Microphone body x 1 2. Fixing frame x 1 3. Manual x 1 4. Windsreen x 1Specification: General Certificate CE Package Weight One Package Weight 0.11kgs / 0.24lb One Package Size 13cm * 10cm * 7cm / 5.12inch * 3.94inch * 2.76inch Qty per Carton 140 Carton Weight 16.20kgs / 35.71lb Carton Size 51cm * 51cm * 46cm / 20.08inch * 20.08inch * 18.11inch Loading Container 20GP: 222 cartons * 140 pcs = 31080 pcs40HQ: 517 cartons * 140 pcs = 72380 pcs