||Condenser (electret bias)
||speech and vocal
||50Hz to 20KHz
||Preamp Output Impedance 136 ohms
Recommended Minimum Input Impedance, Wired 1 k., Wireless 20 ohms
Signal-to-Noise Ratio 55 dB at 94 dB SPL
||Output Level, open circuit, ref. 1v/Pa at 1 kHz: Wired: -52.0 ± 3.0dB 2.51mV. Wireless: -56.0 ± 3.0dB 1.58mV
Maximum Sound Pressure Level: Wired: 149 dBSPL at 1% THD/1 k ohms load. Wireless: 144 dBSPL at 1% THD/20 k ohms load
Dynamic Range: Wired: 110 dB (max. SPL with 1k load, minus typical A-wt. noise). Wireless: 105 dB (max. SPL with 20k load, minus typical A-wt. noise).Current Drain: Wired: 4.6 mA (preamp and microphone). Wireless: 60-130 µA (microphone only).
||Cable 1.5 m (5 ft.), small-diameter, shielded, with mini 4-pin connector (TA4F)
||Output Polarity Positive pressure on the diaphragm produces a positive voltage at: Pin 2 relative to pin 3 at the output connector of the preamp (Wired) Pin 3 (black lead) relative to pin 1 (shield lead) at the output connector of the microphone (Wireless).
||135.35 g (4.75 oz.) microphone and in-line preamp
35.35 g (1.25 oz.) microphone only
||Wired: Phantom power; 11 to 52 Vdc positive on pins 2 and 3, return on pin 1 (ground)
Wireless: +5 Vdc on pin 2, return on pin 1 (ground)