HuddleCamHD 10x 720 - Manual (Page 5)

Ver 1.1 1/30/15
5. DC IN 12V Socket
Only use the Power Adapter supplied with this camera.
6. IR Receiver
To receive IR remote controller signals.
7. VISCA IN Port
For hard wired remote control from a 3 rd party PC, joystick, etc...
8. VISCA Out Port/RS485
Used for daisy chaining multiple cameras for RS-232 RS-485 control.
9. USB 2.0 Interface
For connection to PC USB 2.0 port. Will also function in a USB 3.0 port as USB
2.0 device.