Tianhe Road, Tianhe District, Guangzhou Cheng and letter firm strength, credit, keep the contract, to ensure product quality, variety of operating characteristics and principle of small profits, win the trust of our customers. Production and sales: Power Hunt instrument cable, control cable, wire series of ultra-low wholesale price, range and service first NF-868 multi-purpose communication cable testing telephone lines, open-BNC cable USB cable, a short circuit can be governor. network cable tester Supply hunt, hunt cross adjustable speed meter, reverse, and visual display on the LCD. Yes, telephone lines, coaxial cable and other various metal wire found in the desired target line in numerous network cable, you can find the line in the switches, routers boot charged state. The letter Guangzhou Cheng electronic firms are adjustable computer accessories Speed ??hunt instrument wholesale, network products, hunt analyzer, network cable, control cable, modules, panels, and other professional production and processing company, has a complete and scientific quality management system. Integrity, strength and quality of Guangzhou City, Prudential and letter of electronic firms recognized by the industry. Welcome friends to visit, guidance and business negotiation. Low price wholesale full range of services first Product Features: 1. Chinese, English, Spanish trilingual menu options 2. video signal analysis, by analyzing the sync level signal measurements video signal amplitude attenuation. 3. The running speed PTZ PTZ control, PTZ adjustable zoom + / Zoom - focusing + / Focus -, Iris + / Iris - other controls. Presets and call control address code selection settings. ● Function Description: 1 3.5-inch large-screen high-definition TFT LCD screen, 960X240 resolution, 262K colors. 2. SD video formats NTSC / PAL automatically adapt and standard display. 3. DC12V power output for camera power supply, the maximum output current up to 1A. The video signal can be generated color bar signal and white, blue, purple, green, yellow, black, red and seven kinds of color video signal, and the signal of the video standard NTSC / PAL selectable. 5. cable off and sorting tests. 6. Control Protocol PELCO-D, PELCO-P, SAMSUNG, MINKING more than 20 kinds protocol is optional. 7. Built-in large-capacity high-performance lithium battery, lithium battery capacity of 5200mA. About 4 hours on a single charge. Full power can work 15 hours. 8. autoranging digital multimeter with high accuracy can speed hunt instrument agents, including streamlining of the most commonly used measurement functions, the DC voltage measurement, AC voltage measurements, resistance measurements, continuity measurements. Governor Hunt instrument can produce direct, Metro and letter (certified), can speed the hunt instrument Guangzhou Guangzhou Metro and electronic firms offer letter. Guangzhou Metro and the 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. The letter led Metro staff warmly welcome all inquiries negotiations to create Metro and believes a better future.