It’s not hard to replace; probably the hardest part is separating the adhesived back rubber cover and then sealing it again after. The battery uses a modular co

It’s not hard to replace; probably the hardest part is separating the adhesived back rubber cover and then sealing it again after. The battery uses a modular connector. https://en.community.sonos.com/advanced-setups-229000/guide-to-changing-the-cr100-battery-5216 https://en.community.sonos.com/advanced-setups-229000/guide-...