Style: Plus SideKix SpeakerPrepare to be blown away by the sound quality and amplitude of the 1952 Sidekix plus speaker, sized to fit inside drink holders (not included), mount to handlebars, or carry on the go. Whether on the road, in the garage, or at your go-to getaway spot, this speaker brings the noise! Wirelessly stream powerful, distortion-free audio from any Bluetooth-enabled device for hours of uninterrupted playback; gain 4 hours of battery life by charging via 5V USB for 2. 5 hours. Features 3 functions at your disposal: hands-free phone functionality, FM radio, and Bluetooth streaming up to 150 ft. Pair with an additional Sidekix plus speaker for true stereo sound; individual speaker output 5W with frequency response 90-20KHz. Includes (1) Sidekix plus speaker and (1) USB charging cable; IPX7 waterproof rated, submersible up to 3 ft. The 1952 Sidekix plus speaker is universal fit for any Kuraykyn drink holder or using 1/4-20 bolt mounting receptor; measures 80 x 80 x 95 mm.