The AN-9001 is an electret condenser microphone designed for ambient noise detection. It is used in conjunction with the AN-001T Ambient Noise Sensor Input module in the 9000 Series system. It can be mounted in a 1-gang electrical box in the ceiling or wall.

• Type : Electret condenser microphone
• Phantom Power  : 14 – 26 V DC
• Current Consumption  :7 mA (at 24 V DC)
• Directivity  : Omnidirectional (hemispherical)
• Impedance  :200 Ω
• Rated Sensitivity  : -5 dB (1 kHz, 0 dB = 1 V/Pa)
• Frequency Response   :100 – 10,000 Hz
• Output Terminal  : Removable terminal block (3 pins)
• Operating Temperature : -10℃ to +40℃
• Finish: Panel: ABS resin, white / Frame, Case: Surface-treated steel plate
• Dimensions  : φ130 × 37 (D) mm
• Weight :170 g