MY2 Mini Lapel Lavalier Microphone 3.5mm Jack Wired Clip-on Audio Mic for iPhone Android Phone DSLR Camera PC Laptop   Feature:   1. Adopts high-end noise reduction tube core, high sensitivity, high signal-to-noise ratio, anti-noise PCB board, effectively reducing noise and reducing crosstalk   2. The recording sound is very clear, allowing users to experience a better recording experience, which is the best choice for recording.   3. Supports charging function, the product can be used continuously for more than 20 hours,   4. Low voltage protection function, which effectively protects the life of the lithium battery.   4. Lavalier type clip and omni-directional microphone, more flexible and quick to use.   5. Can be used for smart phones, SLR cameras, cameras, computers and other audio/video recording equipment.   6. When in the recording state for mobile phone, no need to turn on the switch to power it, it can be used for unlimited time.   7. Equipped with a windscreen to effectively reduce wind noise      Specification:   Frequency response: 20-1,6000 Hz   Output impedance: 0.68KQ1kHz (RL=0.68KQ)   Working current: 3mA   Microphone working support voltage: 1.0V-7V   Maximum sound pressure level: 115dB S.P.L   Signal to noise ratio: 66dB   Channel: mono   Sensitivity: -32+2dB RL=0.68kQ Vs=I. 5V(1kHz OdB=V/Pa)   Working time: about 15h   Charging time: about 1h   Packing size: 120*90*40mm/4.72*3.54*1.57"      Note:   There may be slight size deviations due to manual measurement, different measuring methods and tools.   The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.                  1 X Clip-on Mic     1 X Windscreen     1 X USB Charging Cable     1 X Manual