Version 4.0.1 is the LipSync 4 with separate Hub and Joystick, with additional bug fixes.
Notable fixes in v4.0.1:
- Menu timeout after period of inactivity
- USB connection timeout after period with no response from serial, changing the communication mode to bluetooth
- Joystick now does not move until calibration is complete
- Fixed input indicator lights
Full Changelog: https://github.com/makersmakingchange/LipSync/commits/v4.0.1