telephone exchange BY-2000 Telephone exchang
Security system BY-ABurglarAlarm -------remotecontrolbycellphone,autodialerfunction Thesystemcontainsahostmachine,wirelessinfraredsurveillanceprobesandwirelesscontr
computer speaker Boyun Brand notebook PC sound box, speaker , brief but beautiful appearance, adjustment press inlayed on the top, touch key-press design, forty volum
Door Sensor When roll gates have been illegally opened fire at the police, door status switch to " host " panel. Sending touch alarm signal from a host
alarm BY-A Burglar Alarm remote control by cell phone, auto dialer function The system contains a host machine, wireless infrared surveillance probes and
BY-125X emergency call Emergencycallisadevicewhichisconnectedwithtelephoneline.Theuserspressthegreenorredbuttonforhelp,whentheymeettheemergencyconditionsorneedhelp.Thedevic
offer auto dialer k2 type Auto dialer is an additional equipment connecting with phones, which can pre-store all kinds of IP cards, passwords and usage rang. Dial the number d
Company line advertisement terminal ompany line advertisement terminal is an auto responsion device connecting with telephone lines. It is popular with customers. It can change color ri
emergecy call The cornerstone of emergecy callis the medical alert system. Essentially an emergency two-way communication system, the lifefone medical alarm provid
Emergency Call For The Disable and the old 1Dialer can work when switching the power polarity of subscriber line normally.2Dialer can work under the condition of 0 5km in the subscriber line
