Alarm Clock with Sonos & Philips Hue - Share your Projects! - Home Assistant Community
Portable Wireless Bluetooth Speaker Alarm Clock Soundbar LED AUX Computer Speakers TF USB Music Boombox FM Radio Subwoofer Sonos|Portable Speakers| - AliExpress
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WakeSlow - Contextual Slow-Wake Alarm Clock that works with Sonos (free, open source, public domain) : r/sonos