inputs.text: works not advertised - cons product description says rehemehember last track played 4g mehemory important not would press advance button hundreds songs get one want unit worked received not rehemehember track disappointed worse day 12 7 day return policypros price good unit plays well sound clear however truck sound systehem underlying hiss present songs stations hiss not normally present cds played sound systehem not notice hiss present lexus sound systehem overall fidelity good not greati cannot use mehemory issue would not recommend unit anyone