1.3D joystick PTZ control keyboard 2.English/Chinese OSD menu 3.Multi-protocol, RS485 ... can reach 1200m9) Can connect 4 controllers and realize multi-control systems10) Lightning proof and anti-disturb design11) Support PELCO-P ... /RS422RS232 port, DB9USB port, 300K Byte/s (Receiving/sending rate)Control ProtocolPELCO-D, PELCO-P, KALATEL, SAE, VICON. etcBaud rate2400bps,4800bps ...