PrePaidGSM.net Forum (Archived) - View Single Post - An Observation about ekit SIM cards if you plan on using them in the USA.

PhotoJim · 02-03-2011, 04:34

VoIP can do that, if it's being used somewhere in the loop, which is quite possible. The ability to pass touch tones can be configured; usually the tones are transmitted electronically and created at the other end, rather than transmitted as digitized audio.

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PhotoJim (Offline) Senior Member Prepaid Expert Posts: 389 Join Date: 10 Dec 2006 Location: Regina, SK, CA Country:	02-03-2011, 04:34 VoIP can do that, if it's being used somewhere in the loop, which is quite possible. The ability to pass touch tones can be configured; usually the tones are transmitted electronically and created at the other end, rather than transmitted as digitized audio. CA: SaskTel, Wind postpaid; Rogers, Bell postpaid iPad flex plans; US: T-Mobile postpaid data, prepaid voice; PureTalk (AT&T MVNO) prepaid voice/data; AT&T prepaid iPad plan Hardware: Too much but notably iPhone 5, iPad Mini Retina LTE, Moto G LTE (N.A. version), iPhone 4. All unlocked.