语音服务（Voice Messaging Service）是阿里云为用户提供稳定可靠、安全可信的语音通信能力。提供语音通知、语音验证码、智能外呼等丰富的PaaS/SaaS产品及服务。具备高可用、高并发，高质量、一站式接入的优势。

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业界领先的优势

灵活

动态语音内容，灵活支持业务场景，灵活设置显示号码
安全

语音验证难窃取，安全有保障
稳定

支持大容量高并发，稳定可靠
性价比

按量付费透明价格，享受低成本高质量语音服务
灵活计费

多种付费类型、计费模式与管理方式，可灵活选择和轻松管理
可拓展性

可与阿里云各种丰富的云产品无缝衔接

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精心打造的功能

语音通信服务

广覆盖，高到达，支持快速发送语音通知、语音验证码，点击拨号等服务。

语音通知

集成语音通知接口，通过系统发起呼叫并播放自定义通知内容；支持播放语音文件和含变量的文本内容（TTS）。

语音验证码

通过语音电话直接呼到用户手机，从而实现语音播报验证码的验证方式，是短信验证码的有效补充。
灵活设置

支持带入变量，动态语音内容，灵活支持业务场景，根据用户诉求，灵活设置显示号码。
安全保障

语音验证难窃取，安全有保障。极大的提升了验证成功率，业务流程更加顺畅。
稳定可靠

支持大容量、高并发，稳定可靠。产品简单易用，对接周期短，计费灵活。