ST03 Product Documentation
Introduces the ST03 Bluetooth 6.0 USB-C transmitter — features, specifications and app control.
Note
Sample document. The content below is drawn from the ST03 specification sheet only; installation and operating instructions are in preparation.
ST03 is a Bluetooth 6.0 USB-C audio transmitter. Plug it into a phone, tablet or computer with a USB-C port, and it sends the device’s audio to Bluetooth headphones and speakers.

Key features
- Bluetooth 6.0 with SBC, aptX, aptX HD and aptX Adaptive codecs
- Auracast broadcast — transmit to multiple LE Audio receivers at once, with a configurable broadcast name and password
- App control on the web, Android and iOS: connection settings, broadcast settings, EQ and firmware updates
- USB-powered, no battery to charge — L 26.7mm × W 17.2mm × T 7.7mm