ZAGG Inc, makers of invisibleSHIELD, has announced its entry into the electronics accessories market with the RockStic portable speaker system for iPod. The RockStic features a tube-shaped aluminum body, an integrated iPod Dock, line-in for other audio sources, AC or battery power, and an included full-function remote. “The digital media revolution is about mobility and enjoying your music wherever you go. The unmatched convenience of the battery-powered RockStic coupled with its rich sound, allows music lovers to take their favorite tunes with them without any restrictions,” said Robert Pedersen II, President and CEO of ZAGG. The RockStic is available in silver, black, and pink, and normally sells for $70, but is currently offered at the “Intro Price” of $50.