# Telephony

**Detailed Description**

This section contains APIs related to Telephony.

- [Phone](https://docs.qualcomm.com/doc/80-PF458-10/topic/phone.html)
- [Call](https://docs.qualcomm.com/doc/80-PF458-10/topic/call.html)
- [eCall](https://docs.qualcomm.com/doc/80-PF458-10/topic/ecall.html)
- [SMS](https://docs.qualcomm.com/doc/80-PF458-10/topic/sms.html)
- [SIM card services](https://docs.qualcomm.com/doc/80-PF458-10/topic/sim_card_services.html)
- [Cell broadcast](https://docs.qualcomm.com/doc/80-PF458-10/topic/cell_broadcast.html)
- [IMS settings](https://docs.qualcomm.com/doc/80-PF458-10/topic/ims_settings.html)
- [Multi-SIM](https://docs.qualcomm.com/doc/80-PF458-10/topic/multi_sim.html)
- [Subscription management](https://docs.qualcomm.com/doc/80-PF458-10/topic/subscription_management.html)
- [Network selection](https://docs.qualcomm.com/doc/80-PF458-10/topic/network_selection.html)
- [Serving system](https://docs.qualcomm.com/doc/80-PF458-10/topic/serving_system.html)
- [Remote SIM](https://docs.qualcomm.com/doc/80-PF458-10/topic/remote_sim.html)
- [Supplementary services](https://docs.qualcomm.com/doc/80-PF458-10/topic/supplementary_services.html)

Last Published: Mar 31, 2026

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