Boostaroo Portable Amplifier and Splitter with AC/USB Power BOOST2

The Boostaroo Amplifier and Splitter with AC/USB power gives you twice the volume, three jacks and an on/off switch, but does not require batteries. Use it in the office, home, school, car, library, retail centers and other places where you need to overcome a noisy environment. Just connect this Boostaroo into any headphone with a 3.5mm jack. Compatible with RCA line out applications. One year warranty.