Product Features

• Detects ringing and off-hook
• Triggers strobe or paging
• Adjustable relay closure time
• Integrated power supply
• Wall mountable enclosure
• Works with analog lines/ports
• Selectable detection modes
• LED status indicators

Technical Specifications

• Power: 120V AC / 12V DC (inc)
• Relay: 5A @ 30V DC / 125V AC
• Dimensions: 4.4" x 3.0" x 1.4"
• Ring Detection: 40V - 150V AC
• Loop Detection: 5mA - 100mA DC
• Temp: 32F to 90F
• Connections: Terminal block
• Relay Time: 0.5 to 10 sec
• Ring Cadence: Supports most
• Finish: High impact plastic
• Weight: 1 lb
• FCC: Part 68 compliant

What's in the Box

• VK-LDB-3 Board
• 12V DC Power Adapter
• Mounting Screws
• Manual

• Monrovia, CA 91016
• Austin, TX 78723

Orders may be shipped with "Signature Confirmation" for your protection.

If you have any questions, please send a message using the "Contact." We normally respond within a few minutes during business hours.