Features:

• Ideal for monitoring line status and providing a visual indication of it
• On/off switches for ring detection and off hook/loop detection
• Detects ring voltage and loop connect
• Screw terminal connections
• Wall mountable with foam tape (included) or screws (not included)
• Switched 12V DC output (follows relay activation for powering strobe lights, cameras, etc.)
• One set of (NO) normally open and (NC) normally closed relay contacts provided
• Disable input, ideal for use with two-button emergency phones, will not activate relay on "Info" calls
• 12V DC power adapter included
• Minimum Loop Current: 15 mA
• Disable/Info Switch Input: 50mA/80mW maximum
• Ringer Equivalence: 0.5 A REN
• Connections: 10 pin screw terminal block