Please recommend an MP3, I want the ultimate sound, the other no matter

Users questions:
Experts answer: or go to the city to see the computer, MP3 too much, buy another when they want will change, so there should be a standard. Domestic products is a patriot, BenQ, foreign goods is Apple, SONY, Samsung and other well .1 . Brand, do not plan to buy cheaper products of small workshops, the quality is unreliable. 2.Appearance, the appearance of fine character is a measure of the strength and attitude of a factory standard. 3. Life time, that is the battery problem. No. 7 is best to install the battery. Because the built-in lithium battery life is certain, but very difficult to replace, the cost is very high. Life better in 15 hours. . 4. Sound,If it is music fever user, you can buy some imported brands, products with high-level decoder. Such as Korea IRIVER, Samsung YP. If the pursuit of cost-effective, it is best used when the number of products of the 3520 chip. If Meizu, Onda, Taiwan Power Company. . . 5. Multi-function, like cell phones, multi-functionTrend can be MP3, FM, CD in recording is essential. 6. Headset, Most of the products on the market is OEM version of the headset, best headset to buy for himself, SONY is a good choice. 7. Do not buy a new product, because that is the most expensive time. Often than not aMonths, lower prices will have to charge MP3, generally do not buy the best buy built-in lithium battery MP3, although it as small size, the volume of MP3 can also do very small, but once damage (usually life of 1 year ), the replacement cost of more expensive new battery (around 100 yuan, and inconvenient to buy and moreChange). Best Buy to use ordinary batteries No. 7 MP3, so you can use rechargeable batteries 7, and Ni-MH rechargeable batteries and is divided into two kinds of nickel-cadmium, nickel cadmium battery is low, the charge number of small, strong memory effect, the basic have been eliminated. Ni-MH AA batteries are now mainstream, it is a great power (better than lithium poor), Number of charge cycles will have access to hundreds of times more (better than lithium SD), Memory effect is a relatively small number (worse than lithium). Their prices are similar, about 7-8 dollars a, one can use the MP3 about 6,7 hours, and easy to change. AA batteries, is what we often say on the 5th Battery, AAAWe often say that the battery is the 7 cell. Here refers to AA and AAA battery sizes only (size), no other meaning. Each cell surface, the logo will be printed, and 5, 7, is not all batteries are printed
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