AN-9001 ------------------------------------------------------------------ Ambient Noise Sensing Microphone ------------------------------------------------------------------ Microphone with integrated preamp for uptaking ambient noise levels for ambient noise-driven volume control. Unobtrusive ceiling flush-mounting due to flat white baffle. Rear-mounted removable 3-pin screw terminal. Sensitive electret microphone with half space-shaped polar pattern. Rated sensitivity: -5 dB (1 kHz, 0 dB = 1 V / PA) Frequency response: 100-10000 Hz Phantom power range: 14-26 V Dimensions (ΓΈ x D): 130 x 37 mm Weight: 170 g Color: white Manufacturer:TOA Model: AN-9001