inputs.text: ok product money - product performs great things not know not mentioned advertising no headphone jack serve line aux mentioned number 2 capacity sd usb equivalent 20 cds 99mp3s main reason purchased unit long capacity sd usb probably never use cd admit 99 mp3s average 3 minutes per song 300 minutes music wanted put sd card listen long time without change cds 3rd sound nice clear coming sd usb not bass adjustments make sound different closing went best buy head audio section said never heard boom box sd usb capability get people 65 miles ahead boom box made great sound line capacity sd usb would buy cost unit not bad