Hammer Groove Bluetooth speaker can be wirelessly connected to Bluetooth devices such as smartphones, tablets and computers to playback any music collection stored on them. Thanks to its powerful battery, the system delivers powerful sound, separated from any mains supply for up to 5 hours and is the perfect companion for you in the park, whilst camping or on the beach. Process control, can get rid of complicated connections and wiring distance constraints, users can enjoy high-quality music. SD card slot if the signal is poor it’s also an essential battery saver. It’s your style, so let it flow. Stay longer: The rechargeable lithium-ion battery keeps you going for up to 5 hours, no matter where you go Play on, let’s go: The Hammer Groove lets you bring better sound to the party, or outdoor get-together. It’s the all-in-one Bluetooth speaker you can take anywhere. IPX7: Whether the shower, bath or pool, our waterproof speaker is made to go everywhere you go. Latest Bluetooth: Bluetooth v5.0 seamless connectivity goes as long as 10 meters . Place it any where in the house and just let it be.