Guangzhou Xincheng and letter e-businesses are computer accessories, networking products, smart mouse hunt instrument network cable tester hunt breakpoint hunt hunt instrument instrument direct sales, network hunt instrument, Pu can hunt instrument, such as professional production and processing The company has a complete and scientific quality management system. Integrity, strength and quality of Guangzhou City letter e-businesses of Prudential and recognized by the industry. Welcome friends to visit, guidance and business negotiation. On line function (TEST) use of line hunt instrument function, can quickly test opens, shorts and line sequence like the following line of basic physical connection characteristics: 1, using IEEE 10Base-T, EIA / TIA 568A, EIA / EIA568B , AT & T258A, Token- Ring and other standard computer network cable UTP; 2, 2 core, 4-core telephone lines, etc; 3, any other metal cable. Connect one end of the line under test Shot access the RJ-45 jack or via adapter cable. Press transmitter TEST function keys, OHM long bright lights, SCAN light flashes to indicate that the transmitter to the line feature to work. Connect the other end of the line under test access receiver RJ-45 jack, a determination circuit according to eight line status indicators (1,2,3,4,5,6,7,8) receiver on the state of good or bad. This product line features can test shielded line (G) good or bad. Guangzhou Xincheng and letter e-businesses are computer accessories, networking products, hunt instrument instrument cable break hunt direct, control lines, modules, panels, and other professional production and processing company can speed hunt instrument outlets, with a complete and scientific quality management system. Integrity, strength and quality of Guangzhou City letter e-businesses of Prudential and recognized by the industry. Welcome friends to visit, guidance and business negotiation. Low price wholesale full range service first product features: 1, English, Spanish trilingual menu options 2. Video signal analysis, by analyzing the sync level signal measurements video signal amplitude attenuation. 3. speed PTZ PTZ control, PTZ adjustable zoom + / ZOOM -, the focus + / Focus -, Iris + / Iris - other controls. Presets and call control address code to select settings. ● Functional Description: 1. 3.5 inches large screen high definition TFT LCD screen, 960X240 resolution, 262K colors. 2. The standard-definition video format NTSC / PAL standard automatically adapt and display. 3. DC12V power output hunt instrument cable outlets, power to the camera, the maximum output current up to 1A. The video signal can be generated color bar signal and white, blue, purple, green, yellow, black, red seven colors of the video signal, and the signal of the video standard NTSC / PAL selectable. 5. cable off and sort test. 6. Control Protocol PELCO-D, PELCO-P, SAMSUNG, MINKING more than 20 kinds protocol options. 7. The built-in large-capacity high-performance lithium battery, lithium battery capacity of 5200mA. A charge for about four hours. Fully charged can work 15 hours. 8. autoranging digital multimeter with precision, including the streamlining of the most common measurements, the DC voltage measurement, AC voltage measurement, resistance measurements, continuity measurements. Speed ??hunt instrument can direct _ Metro and letter (certified) _ Gansu hunt instrument direct from Guangzhou Metro and letter e-businesses offer. Guangzhou Metro and letter e-businesses (shop1399395835722.1688.com) is Guangzhou, a leader in computer products agents, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Metro and believes in leadership with the staff warmly welcome all inquiries negotiations to create a new city and believes a better future.