> > We have tested new mm with these modems: > * Simcom SIM7250E > * Telit GT863-PY > * Falcom Twist > * Huawei MU709S-2 > > all modems works ! :) > Quick question; how do all these modems implement the actual voice channel? Is it a physical audio channel? Is it an audio channel going through a tty? Or...? -- Aleksander https://aleksander.es