Wind3S offers portable audio for your cycling adventures. Effortlessly dock to bicycle or motorcycle handlebars. Bluetooth wirelessly stream audio from an enabled device. Choose Sport mode for the outdoors or Bass mode for indoors. IP67 Waterproof and dustproof. Frequency response: 110Hz-20kHz. Dimensions: 3.54"W x 2.88"H x 1.4"D. Includes: Dock/Handlebar mount. Type-C charging cable.