IP Intercom and Bluetooth Wireless Intercoms for Schools
sponcomm
The first step when installing a PA system is to install an IP intercom. An IP intercom can be either manually operated or connected to an IP camera. In either case, you'll need a good speaker and an IP camera for your system to work properly. The best op
SPON 2019 CPSE Shenzhen
As the leading solution provider of audio and video as the core, SPON has demonstrated the core technologies and innovations of IP intercom, IP PA and IP survilliance microphone. The highlights of the eight major modules of the SPON have attracted thousan