The Explorer Water Resistant wireless 3W speaker has a matching metal carabiner for easy carrying. Enjoy 2 hours of playing time, with a connection range of 33 feet, and recharge in 1-1/2 hours. This speaker is protected against splashes from all directions, but not from submersion in water. The built in Li-lon battery has a capacity of 400mAh, in ABS casing, with charging cable included. FCC certified.