M904S – Video door phone monitor

Compact monitor equipped in newest functions, so far reserved for premium class monitors
Dedicated to cooperate with M901/M903 monitors as additional communication point, it also works great as a standalone monitor.
M904 supports two door stations and two CCTV cameras (CVBS and AHD mode available in menu)
Image correction is available separately for each camera.
Monitor has memory function for picture or video saving from guest visit. User can chose whether the monitor will take a photo or a short video after pressing the dial button. All material is saved on micro SD card
A great convenience is the option of sequential viewing from all cameras, starting a conversation and opening the electricstrike without necessity of incoming call from door station
Monitor offer smoothly adjustable bolt opening time from 0 to 99 second

New feature is motion detection function realized directly from the camera in the door station or CCTV camera. After activating this function, monitor will automatically save photos, videos or run an internal alarm each time when movement in front of the camera is detected.
Monitor works in “master-slave” function, thats why it cooperate olny with the same monitor series (M901 / M903 / M904)

4” color LCD monitor / on-screen menu
Touch, illuminated control panel (white backlight color)
Supports two door stations and two CCTV cameras (CVBS and AHD mode available in menu)
Control of electric lock release and automatic gate
Photo / video recording function (micro SD card up to 16GB is not included)
Motion detection directly from the camera
Possibility of setting three volume modes – depending on the time of the day
Smoothly adjustable bolt opening time from 0 to 99 second
11 ringing melodies / there is possible to set a separate bell for each entrance.
Preview option with possibility of sound switching on and opening the gate
Adjustable parameters of each camera and door station separately (brightness, color, contrast)
4 wire instalation: 4 + 2 to electric strike + 2 to gate
Power supply: 14.5V DC. Included for DIN rail.
Dimensions: 117x168x20mm
Materials: glass / plastic
Possibility of extension with three additional monitors from the same series (901/903/904)