Pyle Audio has unveiled Sound Flow Bluetooth speaker. Portable and lightweight, the marine grade, shock resistant and waterproof speaker system withstands use in the most difficult environmental conditions, according to Pyle Audio President Abe Brach.

The speaker also connects to most qualified Bluetooth devices wirelessly. Its built-in lithium battery and USB charging cable create both indoor and outdoor functionality. The Sound Flow is available at for US$69.99.