Bose SoundLink Revolve (Series II), Portable Bluetooth Speaker with 360° Sound,13 Hours of Battery Life,Water & Dust Resistant Color:Triple Black HIDDEN BOOM ARM – The

HIDDEN BOOM ARM – The foldable boom arm paired with the contemporary casual design of this Bluetooth headset means you’ll get professional sounding calls in the office and on the go

(included) Item model number ‎ MXK53ZM/A Power Source ‎Battery Powered Operating System ‎Mac Average Battery Life (in hours) ‎1 Months Are Batteries Included ‎Yes Lithium Battery Energy Content ‎7

(included) Item model number ‎M3 Wireless communication technologies ‎Bluetooth

and Emoji keys

Bose SoundLink Revolve (Series II), Portable Bluetooth Speaker with 360° Sound,13 Hours of Battery Life,Water & Dust Resistant Color:Triple Black HIDDEN BOOM ARM – TheFeatures Astonishingly loud. Surprisingly smallThis small, portable wireless speaker is engineered to deliver true 360 sound for consistent, uniform coverage Durable portable speakerSoundLink Revolve II is water and dust resistant (IP55 rating), so you can keep the music playing even if it starts to rain Improved battery lifeWith up to 13 hours from a rechargeable lithium ion battery, you get more play time than the original SoundLink Revolve speaker.