SRS Labs iWOW Adaptor for iPod classic 80GB & 160GB, iPod nano 3rd generation 4GB & 8GB, iPod 5th generation 60GB & 80GB, iPod touch 8GB, 16GB & 32GB (Black) Immersive 3D audio & bass High frequency clarity restores audio detail Dynamically locates and restores audio elements buried in source material Simple one-button-control Connects snuggly and easily to iPod