Description
The Vocalizer V3 brings the Human Cyborg Relations droid vocalizer to your build — audio vocalizations and WAV file playback without needing a phone app. The V3 board has the audio codec built in, so no separate Teensy Audio Board is required. Each unit is fully assembled and tested.
What’s included
- Teensy 4.1 module
- Grnwave Workshop Vocalizer V3 PCB assembly
- Fully assembled and tested
Not included
- microSD card (for WAV file storage and configuration files)
Compatibility
Works with the Human Cyborg Relations R2-D2 and Astromech Vocalizer software.
Documentation
See the Teensy Vocalizer Hardware Guide for specifications, interfaces, and setup. (The current guide covers the V2 board; a V3 update is in progress.)
Shipping
Please allow 1–2 weeks for final assembly and packaging before units ship.
Documentation & software (V3)
Full Teensy Vocalizer V3 user manual. Control software: grnwaveworkshop/T4ControlSoftware. Vocalizer firmware: Human Cyborg Relations.




