... Optical Power Meter, Digital Multi-meter, PTZ controller, video signal level test, NTSC/PAL color pattern generator, UTP cable test ... Optic Patch Cord , etc.BS-CS03 is an ideal multifunction Instrument for CCTV security system, Fiber Optical communication, CATV and ... and adapt the video mode of NTSC and PALColorbar Video signal generator, transmit/receive colorful imagesSupport more than twenty kinds ...