Detailed Product Description

Video door phone Indoor phone V-7 Functions:
SMT with high integration and strong stability
Handsfree, video intercom, inner intercom, monitor, unlock, and call guard unit (optional)
11 melodies for ring selection
Password, avoid-disturbed, and alarm functions
4 or 7 alarm zones to connect with different detectors (for security indoor phone)
It may connect with doorbell, arm/disarm switch (for security indoor phone)
Arm or disarm the alarm zones by card or password (for security indoor phone)
Accepted to connect with extension indoor phones
To connect multifunctional module will be with storage more than 100pcs pictures and message broadcasting functions (optional)</ul>
Technical parameters:<ul>
Display: 4-inch CRT
Scan frequency: 15, 625Hz, and 50Hz
Resolution: 480 x 234 pixels
Video input: 1Vp-p/75Ω
Audio S/N: ≥50dB
Audio distortion: ≤5%
Working current: ≤100mA
Environment temperature: -10 to +55
Dimensions: 225 x 297 x 62mm
Installation: flush mount