Element: Fixed-charge back plate, permanently polarized condenser
Frequency Response: 30-20,000 Hz
Low Frequency Roll Off: 80 Hz, 18 dB/octave
Open Circuit Sensitivity: -39 dB (11.2 mV) re 1V at 1 Pa
Maximum Input Sound Level: 139 dB SPL, 1 kHz at 1% T.H.D.
Dynamic Range: 115 dB, 1 kHz at Max SPL
Signal-to-Noise Ratio: 70 dB, 1 kHz at 1 Pa
Phantom Power Requirements: 11-52V DC, 2 mA typical
Switches: Flat, roll-off
Weight: 5.1 oz (144 g)
Dimensions: 18.94" (481.0 mm) long (U857QL), 14.37" (365.0 mm) long (U857Q) , 0.48" (12.2 mm) head diameter, 0.74" (18.9 mm) base diameter
Output Connector: Integral 3-pin XLRM-type
Optional Interchangeable Elements: UE-C cardioid (120°); UE-H hypercardioid (100°); UE-O omnidirectional (360°)
Accessories Included: AT8153 two-stage foam windscreen; AT8662 shock mount
Audio-Technica Case Style M34