The SoundLink Flex wireless Bluetooth speaker is engineered to deliver clear, deep sound that~s powerful enough to fill a room and loud enough for outdoor adventures. Whether hanging from a backpack or lying flat by the pool, the speaker~s PositionIQ technology optimizes the sound for natural audio. The SoundLink Flex portable speaker has a sophisticated, inviting aesthetic and industrial design that blends durability, portability, and utility. With its silicone body, powder-coated steel grille, and reliable utility loop, this wireless speaker goes where you go and plays like you play. Listen to music while hiking, camping, or paddle boarding. Its highly durable materials allow it to withstand the elements and accidental mishaps, from drops to shocks. Its utility loop can attach to a clip or carabiner, so you can hang your speaker almost anywhere. And the Bluetooth outdoor speaker has been rigorously tested to meet an IP67 rating, which means it~s waterproof and dustproof. So, don~t worry if it accidentally falls into water or gets caught in the rain. SoundLink Flex also has a long-lasting battery life, offering up to 12 hours of unplugged play time per charge. For even more immersive sound, pair your SoundLink Flex with another Bose Bluetooth speaker, or connect it to a Bose smart speaker to extend your listening experience from inside the home to outside. Available in Black, White Smoke, Cypress Green, Stone Blue, and Carmine Red.