XM signal is stronger, and hardly dropped signals. Pioneer: XMp3, Inno, AirWare. Audiovox: XMp3i, Xpress, Xpress EZ, Xpress R, Xpress RCi, onyX, XR9. Samsung: Helix, NeXus25, NeXus50. For other Cradle: Giant Tao.
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