● 8 switches on the front to control on/off of relays under ● emergency circumstances ● 8 I/O interfaces inside the controller, able to use without ● central control devices ● Compatible with all existing central control protocols ● Rotatable ID switch to set network ID code ● With triplet junction on each relay with standby function
D6401 Programable Network Multimedia Central Control HostSeptember 30, 2017D6401 is network control host based on the iOS platform hand-held terminal (iPad / iPhone, Android) , which supports network cascade and intelligent control network fully compatible with traditional c...view
Classification of PA System SchoolAugust 6, 2018PA system school is a kind of low-power FM broadcasting. Many colleges and universities, middle schools and even primary schools have adopted campus FM broadcasting to broadcast English programs or ot...view
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