DHI-DSCON3000-4U

"Supports Dahua high speed dome (all models), Dahua standalone DVR (KBD1000 & NKB1000 only), Dahua network high speed dome (NKB1000 only), network video server (NKB1000 only), three dimensional joystick control of PTZ functions, supports preset position/auto scan/auto pan/auto tour/pattern control, connects to"