1. Could control multiple DVR, 2. Communication method: RS-485, 3. Communication distance: 1200m.

Product features:

Exquisite shape design, friendly operation interface

Button with PVC film, easy operation

Connect with twist pair directly, easy connection, separate power port

Support HIKVISON and other DVR control protocol

20*2 Liquid crystal backlight display, show camera No, rocker state and so on

Built-in buzzer, warning key sound

Three-dimension rocker, control lens aperture, focus, zoom and other function of high speed dome camera

One keyboard could control multiple DVR

Technical index:

Power supply: 9VDC, 500mA

Power: 5.0W

Weight: 1Kg

Measurement: 155(W) X210(L) X60(H) mm

Communication method: RS-485

Communication distance: 1200m

 

CCTV Surveillance 4Channels DVR Control Keyboard