[Expired]Marshall Acton III

: How is this price? 请问这个价钱怎么样？

: Which small speaker can play music from an SD card or USB drive? 哪个小音箱能插SD卡或者u盘播放？

: Is there a big difference between the expensive and cheap models of this brand? 这个牌子贵的和便宜的区别大吗