Specification:
Transducer type: electric capacitor
Transducer: condenser microphone
Directional characteristics: omnidirectional
Frequency range: 65 Hz to 18 kHz
Signal/noise: 74 dB SPL
Sensitivity: 30dB +/-3dB / 0dB=1V/Pa
Output impedance: 1000 ohms or less
Output connector: 3.5 mm (1/8 inch) 4-pole gold plug
Battery type: LR44 (included)
6 metres cable length.

Includes:
MAONO AU-201 dual microphone
battery
Adapter (3.5-6.5 mm);
2x metal clip
2x wind shield
User manual