Designed to provide two-way handsfree communication. Can be connected directly to an analog PABX/KSU station. When the "Call" button is pressed, the door phone speaker will come off-hook and will remain off-hook until the timeout has elapsed. During this time the user may converse hands-free.

Features:

• Telephone line powered
• Weather resistant
• Adjustable microphone and speaker volume (preset for optimal operation)
• Call time out, to limit prank calls and false alarms (approximately 30 seconds)
• Responds to forward disconnect
• Auto-answer feature allows remote monitoring (can be disabled)
• Two way handsfree communication
• Vandal resistant brushed stainless steel face plate with mounting gasket
• Flush mountable using included rough-in box

Specifications:

• Power: Telephone line powered (18 VDC/20mA minimum)
• Dimensions: Overall - 127mm x 127mm x 57.2mm (5.0" x 5.0" x 2.25"), Aluminum electrical box - 4.6" x 4.6" x 2"
• Connections: (1) RJ11 jack