Super-tough bike mount: designed to withstand intense vibrations. Backpack attachment clip: specially created for extreme use. Experience maximum intensity on all your rides with your favorite music! Clear, very powerful sound for optimal listening in outdoor conditions: single-unit 2.0 speaker + passive decompression driver. IP66-certified: protected against powerful water jets, and totally protected against dust, sand and mud. Shock-resistant: reinforced rubber end-pieces. Standard-size screw thread, for secure attachment of the included accessories or any other standard attachment system. Bluetooth 3.0 A2DP wireless technology: compatible with Bluetooth devices. More than 12 hours of battery life. Lets you connect two Bluetooth audio sources at the same time, and switch from one to the other quickly and easily. Handy control buttons: volume + and -, next and previous tracks, pause and play. On/off switch and auxiliary line input. USB charging cable included: compatible with 5 V micro-USB chargers. Secure tether hook for wrist strap. Custom Android and iOS app for smartphones. In the box: Single-unit IP66 Bluetooth speaker - USB charging cable - Backpack attachment clip - Bike mount - Wrist strap - Warranty certificate - User manual.