Originated in the European DECT technology products has by a few years ago a single telephone to product technology application, such as VOIP+DECT network communications products, GSM+DECT dual-mode communication products, and the SOS telephone DECT technology have started to shop in large numbers to the market, the targeted at the elderly, and can be docking with the special service center call for help system, will become the new darling hospitals, nursing homes, and even a large community of essential.
Another feature of this system is the built-in GSM module, in the case of PSTN is invalid, the communication automatically switches to the GSM network to realize the security of security!