toques de telefones antigos

After the receiving device receives the call tone, it connects to the Internet at the agreed meeting point, and initiates the conversation with the calling device through the use of voice over Internet protocol VoIP on the Internet. Therefore, an advantage of this embodiment is that the indirect communication system allows any mobile device to communicate with another device through the meeting point server , such as through voice over Internet protocol VoIP , while avoiding the use of air time. The signal can be a discrete multi-tone signal, such as a multi-tone signal, having two touches. The standard of Wi-Fi coverage is small, below a few hundred meters. The calling device a places a call to the receiving device a, which can have a phone number

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