Changzhou Boyun Communication Technology Co., Ltd.

Terminals
Company line advertisement terminal

Company line advertisement terminal

1. Set the times of ringing and vibration. 2. Set the times of playing 3.Audio Amplifier (audio) ...
Company line advertisement terminal

Company line advertisement terminal

1. Set the times of ringing and vibration. 2. Set the times of playing 3.Audio Amplifier (audio) ...
Company line advertisement terminal

Company line advertisement terminal

1. Set the times of ringing and vibration. 2. Set the times of playing 3.Audio Amplifier (audio) ...
Emergency Call For the old

Emergency Call For the old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For the old

Emergency Call For the old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For the old

Emergency Call For the old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For the old

Emergency Call For the old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For SOS!!!!!!!!!!!!!!!!!!8888888888

Emergency Call For SOS!!!!!!!!!!!!!!!!!!8888888888

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For  The Disable and the Old

Emergency Call For The Disable and the Old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...
Emergency Call For  The Disable and the Old

Emergency Call For The Disable and the Old

Calling system is a device which is connected with telephone line.The users can press the remote control toactivate host panel  1 Dialer can work when switching the power polarity of subscriber line normally.2 Dialer can work under the condition of 0 ~ 5km in the...



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