Specifications:

Type: Electret condenser
Frequency Response: 40 Hz to 20 kHz
Polar Pattern: Cardioid
Output Impedance: 2400 Ω @ 1 kHz, typical
Audio Output Level: -59 dBV/Pa
Signal to Noise Ratio: 55 dB @ 1 kHz
Maximum SPL: 153 dB, @ 1 kHz (1,000 Ω load)
Dynamic Range: 114 dB, @ 1 kHz (1,000 Ω load)
Output Noise: 39 dB, typical, A-weighted
Power Requirements: +5 V DC (nominal), 10 V maximum (DC bias)
Polarity: Positive pressure on diaphragm produces positive voltage on pin 3 with respect to pin 1
Cable: 45″ (1.1 m)
Connector: TA4F
Weight: 2.53 oz (72 g)