Multi-functional CCTV Testers
GAOTek offers a wide collection of affordable and high quality multi-functional CCTV testers for sale to the United States, Canada and Globally. These simple and convenient multi-functional devices provide monitoring and analytical data when installing and maintaining the CCTV systems for video levels and video signals of the image. The multi-functional CCTV testers capture video images and save the current video frame as JPEG files. Moreover, they are used to record and save current video on a SD card as a record.
