※ black sandblasting oxidation of aluminum alloy shell, compact appearance, high-grade elegant; ※ built-in high efficiency bass, trumpet tweeter, high sensitivity, clear and bright voice; ※ outdoor wall mounted, durable, with good waterproof performance; ※ equipment using embedded computer technology and DSP audio processing technology design; ※ high-speed industrial chip, start time is less than 1s; ※ Built-in 1 network hardware audio decoding module, support TCP / IP, UDP, IGMP (multicast) protocol; ※ to achieve network transmission 16-bit stereo CD audio quality audio signal; ※ built-in class D 60W digital amplifier circuit, sound quality is fine, strong power; ※ The IP address of the device has a reset button. When the IP address is lost, the initial setting can be restored.
※ support 1000 levels of custom audio priority silent control; ※ support PSTN telephone broadcast, support SMS voice broadcast; ※ support mobile phone WIFI on demand, support wireless remote control on demand; ※ support server unified authorization operation management function, unified configuration management user and password; ※ support DHCP, compatible routers, switches, bridge gateway, Modem, Internet, 2G, 3G, 4G, multicast, unicast and any other network structure; ※ support the terminal configuration of the new intelligent voice prompts when the registration (such as the device is connected); ※ support 15KVESD protection, built-in network isolation lightning protection circuit; ※ 1 PC download IP address serial port, used to modify the network decoding module IP address; ※ digital network products, easy expansion, from geographical restrictions, without the need to increase the room management equipment; ※ the use of common network construction of the design concept, easy to install; ※ Equipment power supply using switching power supply design, AC100 ~ 240V voltage can work properly;
