Features:
On/off magnetic-reed switch for on-stage control.
Back electret condenser transducer.
High sensitivity and clear sound reproduction.
Smooth frequency response range.
Power supply by 1.5V AA battery.
3.5mm plug fit for most PC.
Used for on-stage performance， piano， strings， drum corps and etc.

Specifications:
Color: Black
Transducer Principle: Back Electret Condenser
Directivity Characteristic: Cardioid
Frequency Response: 50Hz-18kHz
Sensitivity: -45dB±3dB (0dB=1V/Pa at 1kHz)
Output Impedance: 1000Ω±30% (at 1kHz)
Max. Input SPL: 136dB (THD ≤1.0% at 1kHz)
Power Supply: 1 * 1.5V AA Battery (not included)
Item size: 18.5 * 5 * 5cm / 7.2 * 1.9 * 1.9in
Item weight: 263g / 9.3oz
Package size: 24 * 14 * 7.5cm / 9.4 * 5.5 * 2.9in
Package weight: 528g / 18.6oz

Package List:
1 * Microphone
1 * Microphone Cable