J42 DTMF CDMA Signaling Tones

- This is a development tool designed for application programmers.

- Selectively listen to the built-in TELCO signaling tones from the ToneGenerator class.

- Hear how these tones will sound before you use them in your application.

- Listen to DTMF tones (ITU-T Recommendation Q.23).

- Listen to Call Supervisory tones (3GPP TS 22.001, CEPT).

- Listen to Proprietary tones (3GPP TS 31.111).

- Tones are mixed to the downlink device speaker or downlink device headset.

- Tones are blocked from reaching the device uplink.

- Auditory Examples is an AppEmbryo incubation project.