办理400电话，主要还是400电话能够为企业的发展做出很大的帮助，在400电话当中我们可以利用通话录音，进行相关利益的维权。比如说企业在开通这项功能之后，就可以进行全程的录音，这个录音一般情况下都会为客户进行一个月的保留，随后就会自动的进行储存，那么超过三个月就会进行自动的删除。保持所有接听到的号码通话录音都会被人们记录下来。客户如果有了这方面的需要那么就可以就在后台选择高级查询，再选择相应的时间范围，这个步骤就可以查询到谈话内容。如果客户想要删除录音记录的时候，就需要单击删除的按钮，以此就可以删除相关的项目。人们利用这个方法可以为自己带来非常多的好处，比如说为自己维权或者是维护利益等等方面都是可以利用这个进行操作的。

The 400 phone call, mainly 400 phone, can help greatly the development of enterprises. In the 400 phone, we can make use of call recording to protect relevant interests. For example, after opening this function, the company can carry out the whole recording. This recording usually saves a month for the customer, then automatically stores, then it will be automatically deleted in more than three months. Keeping all the answers to the number of the phone calls will be recorded. If a customer has such needs, he can choose advanced queries in the background and select the appropriate time range. This step can query the conversation content. If the customer wants to delete the recording record, you need to click the delete button so that the related items can be deleted. People can use this method to bring many benefits to them, such as safeguarding their rights or safeguarding interests, etc.