... . which consists of Sub phone,Base Station,PBX,Wireless Exts Board. 2.4G Wireless PBX System is based on the digital PBX System ... ,8 Base Station)2) WS824 Digital PBX System(5D/10D/10D-A,option)3) Mobile phone of 2.4G Digital wireless key phone(Called ... retail stores, which are typical of the wireless station roaming applications.WS824 2.4G Wireless PBX System Application Topology:Product Function:1) ...