Blaupunkt BT05 built for the real world, inside built is solid & tough. The outside has a mesh like material that adds to the look & gives a rugged look. BT05 has 6W output right through the volume spectrum. A 1200 mAh powers you through up to 10Hrs* of playtime at volumes that are great, so charge it up & keep that beat going on and on. Compact & lightweight to take it anywhere.