The Rock Out 2 portable speaker by Goal Zero, a pioneer in mobile solar technology, has a photovoltaic panel on the back that is designed to power the device without the use of electricity (though it is equipped with a built-in USB jack for a quick charge from the grid). It is housed in a weatherproof shell designed to protect it from the elements. Suggested retail price: $129.99. Photo courtesy of Goal Zero. Search “선릉역셔츠룸 oio46480930강남런닝래빗oio46480930 강남아이디 강남유앤미 강남테란 강남투포 강남하이킥 강남지중해 강남아테나 강남프린스 강남살아있네 goal” from Innovations from the 2014 International CES Part One

Search “선릉역셔츠룸 oio46480930강남런닝래빗oio46480930 강남아이디 강남유앤미 강남테란 강남투포 강남하이킥 강남지중해 강남아테나 강남프린스 강남살아있네 goal”

The Rock Out 2 portable speaker by Goal Zero, a pioneer in mobile solar technology, has a photovoltaic panel on the back that is designed to power the device without the use of electricity (though it is equipped with a built-in USB jack for a quick charge from the grid). It is housed in a weatherproof shell designed to protect it from the elements. Suggested retail price: $129.99. Photo courtesy of Goal Zero.