Video test function, high resolution LCD screen PTZ control and test function Support RS232,RS422 simplex,RS485 and multi-P

 Features:

  PTZ control,display and test function Support DC12V power to cameras Video signal attenuation analyzing Multi-meter function UTP cable test function Video generating function Updated RS485 data test function Support more that 20 kinds of RS485 protocol Powered by power adapter or rechargeable battery