Features

. Super function: By menu setting, the keyboard can be master / slave control mode .
. Control up to 1024 speed domes , vari-speed setting for each speed dome .
. Character input mode, Multiple preset points, Auto scanning functions .
. Support Videotrec Matrix system
. Multilevel control , Remote control for network pattern
. Alarm linkage function
. Support 5 Protocols: Videotrec, Pelco-D, Pelco-P, Samsung, Kalatel

Specification

Model:	VKB 300
Input Voltage:	12VDC from 120VAC, 60HZ or 230VAC, 50HZ transformer
Power:	10W
Communication:	RS-485
Communication Distance:	4000 feet on the 24AWG cable ( 1219m )
Fixed current:	1A
Working Temperature:	32°C to 120°C (0°C to 49°C)
Weight:	1.7kg