4-channel power supply for CCTV, each channel up to 5mA (it is possible to connect, for example, 2 cameras)Input voltage AC 90V - 264V Output voltage DC 12V +/- 5% (adjustable) possibility of adjusting the voltage with a switch - which takes into account losses at large distances.- terminals +/- - 4-channel distribution system 5A- voltage adjustable by the button - from 11.78V to 15V at the output - support for transmission over longer distances - transparent housing - protection against dust - protection against dust electric shock - LED on/off indicator - empty frame on the company logo