amazon says: Battery life is phenomenal!!! up to 48 hours with 2 alkaline and more with NiMH Overall this is the coolest CD player I have seen, especially for so [inexpensive...Panasonic makes very good digital audio products - my previous Panasonic cd player has worked this long flawlessly, and I got it for free for test driving a mercury! Anyway...Heres the pros and cons: PROS -Sound quality is pretty good...see more

amazon says: It only sounded reasonably good with the "sound virtualizer" turned on...Bottom line, if you are looking for something that has decent sound, good construction, and most importantly - plays other formats on cdr's...I highly recommend this unit! When it comes to personal stereos, I have always owned a Panasonic...see more

amazon says: As you would expect, as a CD discman the SL-MP70 delights with its light weight and good looks...Good - the player remembers the last track or MP3 file you played, so when you turn it back on, it resumes from the point it left off...Highly recommended for those who don't need a separate MP3 player like iPod or RCA Lyra...see more

amazon says: Here are the main pros and cons...Very good at finding and playing all the MP3s even on CDs containing considerable amounts of non-MP3 data...Has a very good resume feature with MP3s...see more

amazon says: It plays MP3-Pro (and about every other MP3 rate), has a great battery life, it's light-weight and overall very cool (that's important, right...Oh ya, one more bad thing...no protective case...which is a must with these delicate and thinly designed cd players...I do have a few doubts as to whether they last for 48 hours, but they're good for at least 20, which serves my purposes fine...see more