Street Address: No. 11, North Of Kaiyuan Road, High-tech Zone, Jining City, Shandong Province, China
City: Jining
Province: Shandong
Country/Region: China
China Coal
chinacoal09 we provide service of enterprise's customs declaration, inspection. Product Introduction 1. KTH 18 intrinsically safe automatic telephone is not only used underground ,but also hard places with high temperature, high moisture, strong pollution; 2. The material of cover is static-free, with features of waterproof, dustproof, anticorrosion and the protection degree IP54; 3. Installation ,desk-top ,hanging type optional, by adopting the newest electronic switch structure, all the components is fixed strongly. 4. The keyboard is totally sealed with noctilucence and there are keys for emergency call, hang up and recall; 5. With communication distance adjustment switch, it is possible to adjust the switch to improve the communication effects according to the distance between the telephone and dispatch master station for the situation of long communication distance and insulation of wire is not good. Main Parameter