Features:
100% Brand new and high quality!
+10dB dB adjustment， optional and Flexible.
Omni-directional super-shield mic-head， perfect sound volume.
Built in metal shield and power-drived control to efficiently decrese noise.
CR2032 battery design. simple operation.
Precise design and convenient carrying.

Specifications:
Polar Pattern: Omni-directional
Frequency Range: 20-20KHz
THD: no more than 0.03%
Output Impedance: 200ohm
Dynamic Range: 114dB
Battery: CR2032
Input voltage: 3.0V
Dimension: 36(Diameter)*12mm
Battery Life: no less than 200H

Package included:
1 x Lapel Lavalier Microphone
1 x Battery
1 x Mini USB
1 x Anti-Wind cotton
1 x Protective Bag
1 x Instruction For Use