Features Alarm/Audio I/O Box for PTZ PLUS cameras 1 RJ45 port 4 Selectable I/O ports 2 Audio I/O port (1 each) Power : PoE only / Consumption: Max 4.5W Dimensions :143mm x 73mm x 27.3mm (5.63" x 2.87" x 1.07") Weight : 171g (0.38lb) Color : White This product delivers professional-grade performance, reliability, and seamless integration for modern security systems.