The quality Bogen VAR1 Voice-Activated Relay that monitors audio activity over a wide range of input voltages and operates two sets of C-Form relay contacts in response to detected activity. The VAR1 can be used to detect voltages as low as signals directly from a microphone or as high as signals from 70V speaker systems. A low-level output of the detected audio, transformer-isolated from the input, 

Features: 

• Voice-Activated Relay
• Monitors Audio Activity Over A Wide Range Of Input Voltages
• Two Sets Of Cform (both N.o And N.c) Relay Contacts Respond To Audio Activity
• Four Levels Of Signals: Microphone 600ohm Line 25v And 70v Speaker Systems
• Built-in Balanced Low Noise High Gain Microphone Pream
• Transformerisolated 600ohm Small Signal Level Output Of Detected Audio Available
• Works With Self-amplified or Central amplified Paging Systems
• Separate Microphone Preamp Gain Control
• Adjustable Release Delay: 0.25s To 25s
• Trigger Threshold Adjustment
• Relay Active Indicator Light
• Accessories: Prs40c 12v Dc Power Supply (sold separately)
• Brand: Bogen

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