amd
Voicemail drop
Voicemail drop plays a pre-recorded message into a contact's voicemail box, freeing the agent to move on to the next live call.
Voicemail drop lets an agent leave a pre-recorded message in someone's mailbox without speaking it live every time. When a call lands on voicemail, the agent clicks one button, the recording plays into the box, and the agent is freed to take the next live call. It saves the few seconds of repeating the same script over and over, which adds up across a long shift. It also keeps the message consistent, since every contact hears the same clean recording rather than a tired version near the end of the day.
It works hand in hand with amd (Answering Machine Detection). AMD listens to the early audio and decides whether a human or a machine picked up. When AMD flags a machine, the system can route the call so the agent sees a drop option, or it can drop the message automatically without an agent ever touching it. Good beep detection matters here, because dropping too early talks over the greeting, so the system tries to wait for the beep before it starts playing the recording.
Where it fits in a campaign
You record the message once, tie it to the campaign, and decide whether agents trigger it or the dialer does. The action usually pairs with a disposition so the lead is marked correctly afterward, and the agent script can remind the agent which message to use for which campaign. Many teams treat a dropped voicemail differently from a press 1 response, since a voicemail is a one-way touch rather than a confirmed live answer, and the follow-up plan for each is not the same.
One thing to watch is that answer supervision from the carrier is not always reliable, so the exact moment a mailbox actually starts recording can be fuzzy. Test your drops on real numbers before a big run, and keep the message short and natural. A clean, well-timed drop sounds like a person who took a moment to leave a message; a clipped or overlapping one sounds like a robot and gets ignored or reported. Compliance rules also apply to recorded messages, so know what your jurisdiction allows before you start leaving them at scale.
Related terms
Agent script
An agent script is the on-screen text and talking points VICIdial shows the agent during a call, often filled in with live lead details.
AMD (answering machine detection)
Answering machine detection is the dialer feature that listens after pickup to guess whether a human or a machine answered, then routes the call accordingly.
Answer supervision
Answer supervision is the carrier signal that tells your system the exact moment a call is truly answered, which everything else times its actions from.
Beep detection
Beep detection waits for the tone at the end of a voicemail greeting so a recorded message starts after the beep instead of talking over the greeting.
Disposition
A disposition is the short code an agent sets at the end of a call to record what happened — sale, no answer, callback, not interested, and so on.
Press 1
A campaign style where a recorded message asks the person to press 1 to connect to an agent, instead of dialing live agents directly.