GSM-set, a unique communication device

GSM-adaptor allows to make calls from a simple wire telephone through mobile connection. This option is very useful for elderly people who are used to classic telephones with big buttons and feel awkward when using cellular phones.

It is also useful in places without stable telephone connection and even without electricity. GSM-adaptor work on AA batteries and imitates telephone line in full.

Thus, GSM-set is a unique concept that can be broadened with time adding new units and introducing new options facilitating safety monitoring and communication organization. And it was SmirnovDesign that got to design this device.| Next...