Deepdub Launches Phantom Z 3.4 Conversational Voice Model

Sep 3, 2026
Deepdub has released a multilingual text to speech model with 48 kHz audio, support for more than 50 locales, and a 150 millisecond response time.

Deepdub announced in a press release the launch of Phantom Z 3.4 Conversational, a multilingual text to speech model available to all its clients. It produces 48 kHz audio and supports more than 50 locales and dialects.

The model has a p95 time to first audio of 150 milliseconds in real time mode. It can transfer a voice across languages using less than three seconds of reference audio. Its text normalization handles content such as account numbers, dates, invoice totals, and appointment times.

Phantom Z 3.4 Conversational also expands support for Hebrew. It uses sentence context to select pronunciations, supports custom pronunciation markings, and converts national ID numbers, dates, and transaction amounts into spoken forms.

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