A group of users can be created with a purpose of receiving voice announcements through the speaker of a telephone set, but it has to be in the waiting mode.
ShangHai WuchuanNet Tech Co.,Ltd.
Wuchuan Network Technology Co., Ltd. is set up in 2002 which is a leading high-tech enterprise in IP Communications in China, Wuchuan provides the professional VOIP solutions for the enterprises, provides the softswitch and equipments for VOIP telecom car
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