Answer:
memoria del disco duro y precio(hard drive memory and price)
Explanation:
Regarding to MP3, prices ranging from under $40 to over $700. So there is a variety of choices if you want to listen to music everywhere you go. A hard-drive (disco duro), that is a a high-capacity, self-contained storage device allows you to have a massive music library. So you can carry your music with you wherever you go.
The number could be 37,41,43 or 47 sand dollars.
