SunComm Technology Co., Ltd. Core members have been engaged in the communication & networks industry since 1977. Their main products in 2009 focus on GSM, VoIP, 3G Devices.
The program asking you to enter the extension number of the person or department you are trying to reach. When the caller enters an extension number, the system asks the name of the caller in order to inform the called party about an incoming call, presenting the caller.