Features:
Highly sensitive condenser microphone for use with cameras
Cardioid polar pattern reduces ambient noise
Switchable +10 dB gain
Switchable 60 Hz roll-off filter
Standard connector for easy connection to any camera
Microphone shock mount reduces mechanical noise
Rugged aluminum mic housing for noise protection
Up to 100 hours operating time from a single 1,5 V AA alkaline battery
Battery indicator

Specifications:
Transducer principle: Electret condenser
Polar pattern: Cardioid
Frequency range: 50 Hz - 16 kHz
Sensitivity: -32dB ± 3dB (0dB = 1V/Pa @ 1kHz)
Roll-off filter: 10dB/octave at 60Hz
Output impedance: 2000 ohms +/- 30%
Supply voltage: 1,5 V AA battery
Weight: 380g