Enhance your music experience with the Sonos Line-In Adapter. This adapter allows you to connect your Era 100 or Era 300 speaker to a wired audio source quickly and easily. The USB-C port on the adapter plugs right into your speaker, while the female 3.5mm end connects to your audio device or component. The Sonos Line-In Adapter is perfect for music enthusiasts who want to enjoy their vinyl records or other wired audio sources with their Sonos speaker.