# Telephony Kit（蜂窝通信服务）

> phone 7+ | 2in1 13+ | tablet 12+ | tv 26.0.0+ | wearable 18+ | lite_wearable 26.0.0+

* **[ArkTS API](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/telephony-arkts)**   
* **[C API](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/telephony-c)**   
* **[错误码](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/telephony-arkts-errcode)**