Speaker Case Compatible with Sonos Roam WLAN & Bluetooth Portable Smart Speaker, Travel Carrying Protective Holder Box for Roam Smart Speaker Accessories -Black, Box Only
Sonos One review: Like an Echo, but with awesome sound | Mashable
Sonos Bluetooth or Wi-Fi Waterproof Smart Portable Speaker MOVE1US1BLK
The portable $399 Sonos Move is like having two great speakers in one | TechCrunch
Sonos Move Smart Portable WiFi & Bluetooth Speaker S17 Black - NO CHARGING BASE 878269008880 | eBay