> ## Documentation Index
> Fetch the complete documentation index at: https://help.dingtalk.io/llms.txt
> Use this file to discover all available pages before exploring further.

# 语音通话

> 在钉钉中与联系人免费拨打语音通话：HD 音质、防窃听、噪声抑制，无话费成本，可从聊天或联系人面板一键发起。

***

在钉钉中，可与联系人免费拨打语音通话。语音通话功能有以下特点：

<CardGroup cols={2}>
  <Card title="防窃听" icon="shield-halved">通话数据安全保护</Card>
  <Card title="免话费" icon="phone">不需要付费即可使用</Card>
  <Card title="高清音质" icon="volume-high">音质超越传统电话，采用噪声抑制、回声消除等音频算法</Card>
  <Card title="来电名片" icon="id-card">展示同事、商务伙伴名片</Card>
</CardGroup>

## 如何使用语音通话

### 拨打/挂断语音通话（手机端）

**拨打电话：**

进入手机端单聊界面>>点击下方输入框右侧 **+**>>选择 **语音通话**>>点击语音通话即可给对方拨打语音电话；

进入手机端单聊界面>>右上角<img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/a/6EKAaYYB5te8y0g2/7a673198bb984787b2da919249717a850521.png" alt="imag.png" style={{display:'inline-block',height:'1.2em',width:'auto',verticalAlign:'-0.2em',margin:'0 2px'}} /> 图标>>选择 **语音通话**>>点击语音通话即可给对方拨打语音电话。

<div style={{display: 'flex', gap: '12px', justifyContent: 'center', flexWrap: 'wrap', margin: '16px 0'}}>
  <img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/res/QvjnA3jZEoMrbOXo/img/723b7f9e-423f-4198-a8a1-89dd53fbcd94.png?x-oss-process=image/crop,x_0,y_210,w_2432,h_5070/ignore-error,1" alt="image.png" style={{width: '32%', minWidth: '180px', borderRadius: '8px', boxShadow: '0 2px 12px rgba(0,0,0,0.08)', margin: 0}} />
</div>

**挂断电话**：对方未接通/已接通语音电话时，直接点击下方的 **取消/挂断** 按钮即可取消/挂断电话。

<div style={{display: 'flex', gap: '12px', justifyContent: 'center', flexWrap: 'wrap', margin: '16px 0'}}>
  <img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/res/QvjnA3jZEoMrbOXo/img/1359bd52-5947-46ad-b60a-3905827ac2af.png" alt="image.png" style={{width: '32%', minWidth: '180px', borderRadius: '8px', boxShadow: '0 2px 12px rgba(0,0,0,0.08)', margin: 0}} />
</div>

\[警告]   当收到钉钉语音来电时，即使不在钉钉界面，移动端也会弹起钉钉来电弹窗，让您不错过每一个重要来电。

<div style={{display: 'flex', gap: '12px', justifyContent: 'center', flexWrap: 'wrap', margin: '16px 0'}}>
  <img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/res/QvjnA3jZEoMrbOXo/img/6b43045e-e796-4731-b945-08a0ba6c8da5.png" alt="image.png" style={{width: '32%', minWidth: '180px', borderRadius: '8px', boxShadow: '0 2px 12px rgba(0,0,0,0.08)', margin: 0}} />
</div>

### 拨打/挂断语音通话（电脑端）

**拨打电话**：进入钉钉电脑端单聊界面>>点击右上角<img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/a/6EKAaYYB5te8y0g2/7a673198bb984787b2da919249717a850521.png" alt="imag.png" style={{display:'inline-block',height:'1.2em',width:'auto',verticalAlign:'-0.2em',margin:'0 2px'}} /> 图标>>点击 **语音通话**>>即可给对方拨打语音电话。

![](https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/res/QvjnA3jZEoMrbOXo/img/bc2df88d-9184-41ef-8bf9-31debdd7a320.png?x-oss-process=image/crop,x_1862,y_0,w_3394,h_3440/ignore-error,1)

**挂断电话**：对方未接通/已接通语音电话时，点击通话界面的<img src="https://alidocs.oss-cn-zhangjiakou.aliyuncs.com/a/6EKAaYYB5te8y0g2/aeb98d352c3a4d0abe3cc6acc7eb6d5c0521.png" alt="imag.png" style={{display:'inline-block',height:'1.2em',width:'auto',verticalAlign:'-0.2em',margin:'0 2px'}} /> 图标即可直接挂断电话。