Color/Finish: Anthracite Oxygen Design Details: Bass Delivers Punchy Low End. Up To 18 Hours Of Playtime For All Day Listening. Three Mics Support Alexa Voice Assistant Control And Clear Calls. Bluetooth 5.1 Supports A Better Connection That Uses Less Energy. Supports Microsoft Swift Pair And Google Fast Pair. Ip67 Rated Dust And Waterproof. Multipoint - Connect Up To 2 Devices. Bang & Olufsen App. Durable Aluminum Shell With Water Repellent Leather Strap. Recommended Room Size: 50-300 Square Feet. Speaker: 1 X 3.5 Woofer, 1 X 3/5 Tweeter. Power Supply: 5V Dc, 3A. Includes Usb-C To Usb-A Cable. Measures 133 Wide X 46 High X 133 Deep (Mm) Pearl Blasted Aluminum, Polymer, Waterproof Leather Imported Your Account Will Be Credited Within 48 Hours After This Item Ships. The Account Credit Is Not Valid For Prior Purchases Or Balances And Must Be Used Within Sixty (60) Calendar Days After The Account Credit Is Deposited Into Your Account (The Account Credit Period). Upon Expiration Of The Applicable Account Credit Period Any Unused Account Credit Will Automatically Expire.