X'inhu 4 wire video door phone
Mar 31, 2022
4 wire video door phone, some people also call it 4 wire VDP, is the most widely used video intercom system all over the word. In this system, outdoor station and indoor monitor connected by 4 wire cable. The 4 wire is Video, Audio, 12V and GND.
This system is easy to install and it has better resolution than 2 wire system, so that it become very popular.
Par ta ' l-: Qanpiena tal-vidjo awtonoma Bcomtech
Li jmiss: Kif tagħżel Video Bieb Phone
