Kuumakse al. 
Specifications:
- ELEMENT Fixed-charge back plate, permanently polarized condenser
- POLAR PATTERN Omnidirectional (O)/Figure-of-eight (L/R/Z)
- FREQUENCY RESPONSE 20-16,000Hz
- OPEN CIRCUIT SENSITIVITY O/L/R: -36 dB (15.85 mV) (0dB=1V/Pa, 1 kHz)
- Z: -38.5 dB (11.9 mV) (0dB=1V/Pa, 1 kHz)
- IMPEDANCE 100 ohms
- MAXIMUM INPUT SOUND LEVEL O/L/R: 132.5 dB SPL (1 kHz at 1% THD)
- Z: 135 dB SPL (1 kHz at 1% THD)
- SIGNAL-TO-NOISE RATIO O/L/R: 66.5 dB (1 kHz at 1 Pa, A-weighted)
- Z: 64 dB (1 kHz at 1 Pa, A-weighted)
- PHANTOM POWER REQUIREMENTS 11-52V DC, 23.2 mA
- WEIGHT Microphone: 160 g (5.6 oz)
- Ceiling Mount (AT8554): 420 g (14.8 oz)
- DIMENSIONS Microphone: Maximum body diameter: 61.6 mm (2.43″); Height: 111.8 mm (4.40″)
- Ceiling Mount (AT8554): 36.6 mm (1.44″) × 106.0 mm (4.17″) × 106.0 mm (4.17″) (H × W × D)
- OUTPUT CONNECTOR (POWER MODULE) Euroblock connector
- ACCESSORIES FURNISHED AT8554 Ceiling Mount; RJ45 breakout cable (×2); seismic cable
