Kuumakse al. 
Specifications:
- ELEMENT Fixed-charge back plate, permanently polarized condenser
- POLAR PATTERN Omnidirectional
- FREQUENCY RESPONSE 20-20,000 Hz
- LOW FREQUENCY ROLL-OFF 80 Hz, 18 dB/octave (wired only)
- OPEN CIRCUIT SENSITIVITY –49 dB (3.5 mV) re 1V at 1 Pa
- IMPEDANCE 250 ohms (wired only)
- MAXIMUM INPUT SOUND LEVEL 135 dB SPL, 1 kHz at 3% T.H.D.
- DYNAMIC RANGE (typical) 104 dB, 1 kHz at Max SPL (wired only)
- SIGNAL-TO-NOISE RATIO 63 dB, 1 kHz at 1 Pa
- PHANTOM POWER REQUIREMENTS 11-52V DC, 2 mA typical (wired only)
- SWITCH Flat, roll-off (wired only)
- CURRENT CONSUMPTION 0.1 mA typical at 5V (wireless only)
- VOLTAGE RANGE 2.5-11V (wireless only)
- WEIGHT (MICROPHONE) Microphone, boom & earpiece: 2.6 g (0.09 oz)
- WEIGHT (POWER MODULE) 85 g (3.0 oz)
- (wired only)
- DIMENSIONS Microphone: 8.1 mm (0.32″) long, 2.6 mm (0.10″) diameter
- Boom: 98.4 mm (3.87″) long, 1.07 mm (0.04″) diameter
- DIMENSIONS (POWER MODULE) 97.6 mm (3.84″) long, 18.9 mm (0.74″) diameter
- (wired only)
- OUTPUT CONNECTOR (POWER MODULE) Integral 3-pin XLRM-type
- CABLE 1.4 m (55″) long (permanently attached to microphone), 1.6 mm (0.06″) diameter, 2-conductor shielded cable with locking 4-pin connector (wired only)
- ACCESSORIES FURNISHED BP892: AT8539 power module (wired only); AT8464 dual-ear microphone mount; AT8440 cable clip; two AT8157 windscreens; two AT8156 element covers; moisture guard; belt clip (wired only); carrying case
- BP892-TH: AT8539 power module (wired only); AT8464-TH dual-ear microphone mount; AT8440 cable clip; two AT8157-TH windscreens; two AT8156-TH element covers; moisture guard; belt clip (wired only); carrying case
- AUDIO-TECHNICA CASE STYLE M31
