7.1-A3 Single listening Transparent Air Tube Earphone In-ear Air Duct Headset. Fit for Sportster XL Models 1992-later. Fit for Softail Models 2000-2017 (except FXSTD and FXSTSSE). Fit for Dyna Models 1992-2017 (except 2004-2017 FXD and FXDX，2005-2006 FXDC and 2007 FXDSE).
