Control up to 255 PTZ cameras using IP or serial communication with the 4th generation PT-JOY-G4 IP/Serial Joystick Controller from PTZOptics. The PT-JOY-G4 offers joystick and button control for up to 255 PTZ cameras via IP and seven cameras via serial protocols, with support for VISCA, VISCA-over-IP, Pelco-P, and Pelco-D protocols over IP and serial RS-232, RS-422, and RS-485 communication. It enables you to control the speed of your pan, tilt, zoom, and lock moves and incorporates an LCD screen as well as an on-screen display on your camera feed.