Open Sound Connect – Control Sony Headphones from Your Mac
Open Sound Connect is a new macOS utility that lets users manage Sony Bluetooth headphones from their computers. The software provides volume, equalizer, and playback controls, as well as firmware updates, without needing a mobile device. It supports several Sony models and integrates with the Mac menu bar for quick access. The open‑source project is hosted on GitHub and runs under macOS Ventura and later.