A friend of mine at work is trying to sell this, she thought it had Navi when she bought it, and does not want it now, its new. heres the link to her craigslist if anyones interested.
http://albany.craigslist.org/cto/1065226577.html
and heres the link from the manufac.
http://pyleaudio.com/itemdetail.asp?model=PL2DNTV7
let her or me know if ur interested and tell her I sent ya so she knows :number1