Programmable Intelligent call progress detection for automatic hang-up on CPC silence busy signal or time out.
Selectable auto answer feature for monitoring.
Programmable VOX (mic/speaker) switching speed.
Power: Telephone line powered (18 VDC/20mA minimum).
Dimensions: Faceplate: 123.8mm x 79.4mm x 4.6mm (4.875� x 3.125� x 0.18�) Rough-in box (Allied Molded 9331): 86.4mm x 61mm x 63.5mm (3.4� x 2.4� x 2.5�).
Operating Temperature: -32� C to 54� C (-25� F to 130� F).
Humidity: Standard model: 5% to 95% non-condensing humidity EWP model: up to 100% humidity.
Speaker Volume: Approximately 62db maximum 1m.
Ring Voltage: 25V AC RMS minimum (for auto answer).