Panasonic VL-GM301A Video Doorphone

Features

Color LCD Monitor: Yes 
Hands-free Operation: Yes 
Door Strike Connection: Yes, opens an electronic door lock 
System Configurations: Up to 3 monitors, 2 cameras 
LCD Size: 3.5" 
Communication: Hands-free or Press-to-talk 
Answer by Voice: No 
Ringer Tones: Yes, 5 tones 
Ringer Volume: 3 steps (1-3) 
Receiver Volume: 3 steps 
Intercom: Yes, monitor to monitor 
Camera Capability: Up to 2 
Camera On/Off :Yes 
Voice Call: Yes 
Door Strike: Up to 2 circuits 
Video Out: optional 
Alarm Out: optional 
PBX Connect: Up to 2 circuits 
Outside Call (Calling): Approximately 30 seconds
Monitoring: 1 minute 
Outside Call (Talking): 1 minute 30 seconds 
Outside Call (Press to Talk): 1 minute 
Brightness: 5 steps 
Installation Options: Flush Mount/Surface Mount 
Material: ABS 
Power Consumption (DC24V): Stand-by: 44mA
Operation: 450mA 
Operating Temperatures: 32ºF to 104ºF 
Length of Cable: Monitor Power Supply: 98ft (Fire Alarm Cable)
Main Monitor to Camera: 328ft (CAT3 Cable), Monitor to Monitor: 328ft (CAT3 Cable) 
Dimensions (H x W x D): 2.756'' x 12.992'' x 9.055'' 
Weight: 3.748 lbs