Wireless pager extension by the host and the main city, the host is the receiving end of an extension is the transmitter, the extension button when pressed, the host will be able to receive the signal service personnel will be able to immediately go service. Product Brand: Golden emblem of Product Model: JHD-T5 Product Size: 120 * 85 * 30mm advantages: a distance, the signal is strong; 2 wireless design, easy maintenance; 3-box, high-performance; 4. establish a corporate image, enhance the quality of the sites; 5 reduce service disputes, improve customer satisfaction; 6 micro-power, environmental protection, waterproof, no radiation; 7 attractive appearance, value for money; .. 8 to improve speed of service, with the call to; 9 to improve service quality, improve the workplace environment, enhance the corporate image 10 to strengthen internal management, the rational allocation of staff, accurate positioning service object 11, 12 improve service quality, reduce service costs Product Description: Working frequency:.! 315MHz or 433MHz transmission range: open area 500 m Encoding: learning code, you can freely change the call number keys: a single bond, a service Modulation: ASK Antenna: internal, external optional colors: white, wood color, black and gold Battery: 9V laminated battery Scope: hospitals, various restaurants, business clubs, bathing centers, hotels, cafes and other entertainment venues.