1、VERSATILE FUNCTIONALITY: The PTZ controller comes with a multifunctional operating keyboard that easily controls camera PTZ, dome, and lens, bringing you a wide range of uses. 2、SIMPLE OPERATION: Easy to use, suitable for various user needs. Ideal for controlling up to 32 NVR DVRs, 256 ball cameras, and PTZ, fits various user needs. 3、LONG DISTANCE COMMUNICATION: PTZ keyboard comes with RS485 232 communication interfaces, offering reliable and stable control over a distance up to 1.2KM. 4、CENTRALIZED CONTROL: The PTZ controller can centrally control multiple NVR hard disk recorders, which significantly improves operational efficiency. 5、WIDE COMPATIBILITY: The PTZ keyboard features selectable communication protocols and baud rates that can cater to different equipment requirements. Item Type: PTZ Controller Material: ABS Power Consumption: Less than 5W Communication Interface: RS485 Bus Communication Distance: Approx. 1500m / 4921.26ft (0.5mm twisted pair) Communication Protocols: For PELCO-D, for PELCO-P, AD Baud Rate: 1200, 2400, 4800, 9600, 19200 Communication Parameters: 8 data bits, 1 stop bit, no parity Control Stick: Three dimensional (joystick controls ball machine up, down, left, right, twisting controls ball machine zoom) Display: LCD 1 x Keyboard 1 x User Manual 1 x Adapter