... , 2.4G function);3. Mobile phone of 2.4G digital cordless key telephone (call Sub-phone, such as WS824-V006H,Moto ... C601ZC);4. Landline of 2.4G digital cordless key telephone (call Base Station, like WS824-V400B). Product Introduction ... topology of Wireless Pbx System: Function Description:1. Like normal cordless telephone to operate for outgoing and incoming call;2. Sub ...