Outdoor Tech’s Turtle Shell 2.0 outdoor speaker is as rugged as the original, but includes advanced CSR Chip, upgraded drivers, the latest audio codecs and what the company promises is a ridiculously long battery life. It features two speakers and passive bass port to pump out 96 decibels of quality sound, and it is built to withstand dust, water and shock at the IPX6 level– ideal for any action adventure or even the daily adventure of your shower.