Valcom V9933A Noise Sensing Volume Control

• Constantly Monitors The Area And Automatically Adjusts The Volume On The Paging Speakers
• Use One Per Zone And/Or One Per Noise Area
• Input Impedance: 600 ohm
• Power Requirements:-24 Vdc, 100 mA
• Dimensions: 7.3" H x 4.7" W x 2.1" D (18.54 cm x 11.93 cm x 5.33 cm)
• Part number: V-9933A

Valcom V-9933A

Valcom Remote Microphone for V-9933A provides remote noise sensing for the V-9933A. Self-contained microphone and pre-amp. Phantom powered - no power supply required. Screw terminals provided for all connections. Up to four units may be paralleled on one V-9933A. Uses CAT3 twisted pair telephone cable (one pair)