LogitechÂ® Mini Boombox, great sound can go where you do. So whatever you do with your smartphone or tablet, wherever you do it, do it out loud. This speaker pairs easily with smartphones, tablets or other BluetoothÂ®-enabled devices. Place it wherever you want within 33 feet (10 meters) of your mobile device. A specially designed acoustic chamber delivers great sound with enhanced bass. Listen for up to six hours, straight on the rechargeable, internal NiMH batteryâ€”and forget about wasteful disposable batteries. The backlit, touch panel controls make it easy to stay in commandâ€”night or day. And the handy speakerphone with built-in mic gives you crystal clear calls in the office, in the car or in the back yard. Actual wireless range will vary with use, settings and environmental conditions. Actual battery life will vary with use, settings and environmental conditions. Rechargeable batteries have a limited number of charge cycles.