What are the business processes and differences of the three basic business modes of Vos: direct dial, callback and semi direct dial?

Direct dial business mode ： The user dials the reservation number , After the platform receives the calling number ,IVR The system plays prompt voice , The user dials the called number , The platform starts the call after receiving all the called numbers , Or users according to other IVR Prompt voice to make corresponding operation , For example, check the balance .

Callback business mode ： The user dials the reservation number , The platform actively hangs up after receiving the calling number , Call back to the user's phone within the set time , The user hears IVR The system plays prompt voice , The user inputs the called number according to the voice prompt , The platform starts the call after receiving all the called numbers , Or users according to other IVR Prompt voice to make corresponding operation , For example, check the balance .

Semi direct dial business mode ： The user dials the reservation number , After the platform receives the calling number ,IVR The system plays prompt voice , The user enters the called number to be dialed , The platform actively hangs up after receiving all the called numbers , Call back to the user within the set time , Or users according to other IVR Prompt voice to make corresponding operation , For example, check the balance .

The three difference ： In direct dialing, the terminal user dials the called number directly after connecting the reservation number to realize the call , There is no need to wait for the system to ring ; During callback, the end user should hang up after dialing the reservation number and wait for the system to ring back , Call the called number after connecting ; In semi direct dialing, the end user dials the reservation number, presses the system prompt, voice inputs the called number, hangs up and waits for the system to ring back , Automatically dial the called number after connecting , To establish a call .