Here is the popular JFS-2AED Hands-Free Color Video Intercom System from Aiphone which consists of the JF-2MED Inside Master Station, JF-DA Color Video Door Station, and the PS-1820UL Power Supply.
Aiphone's JF-2MED Inside Master Station is a great hands-free, color video master monitor that allows you to have connection of up to 2 video door stations and 2 additional sub monitors. The unit features a 3.5" TFT color monitor, a TALK button for PTT or VOX communication, a door release button, call-in LEDs, door chime and communication volume controls, and brightness control. The unit also features a built-in picture memory unit that records up to 400 images of visitors. The voice memo feature on the JF-2MED unit allows users to record up to three 10-second messages for replay at a later time.
The JF-DA Color Video Door Station is constructed from sturdy ABS plastic with a clear polycarbonate lens cover. It features a color CCD camera, speaker, and microphone for communication, illuminated call button, and white illumination LED for low light conditions.
Mater Station Features
Color monitor to view images clearly and with good detail
Pressing the Talk button initiates hands-free VOX (voice operated exchange) communication
LED lights turn on when talking to visitors and turn off when listening, making communication easy
Option button controls an external device such as an outdoor entrance light or secondary door release (not included)
Door release to the door where communication is established using the RY-3DL selective door release relay for controlling more than 1 door release
All inside stations (master & subs) can be reached to talk internally
Up to 50 images can be recorded at a rate of 1 fps and 8 frames per image (total 400 frames)
Internal picture memory
Internal voice memo and outgoing message can be recorded for playback
Simple 2-conductor wiring
Surface mounts to wall on 1-gang box or ring
ABS plastic construction
Door Station Features
Color CCD camera with 525-TVL resolution
Built-in white LED illumination activate in low-light conditions
Includes back box and mounting hardware