PIONEER GEX-P20HD - HD TUNER FOR HD READY PIONEER HEADUNITS Receives high-quality HD radio broadcasts for compatible Pioneer car stereos Hideaway module connects through Pioneer headunit's IP-Bus interface Best Stations Memory lets you automatically store the six strongest broadcast frequencies Receive text data, such as artist/track info, traffic data, or stock info iTunes HD Radio tagging capable with DEH-P710BT or DEH-P7100BT models