Thumb Score: +9 http://www.geekbuying.com/item/Ne...43327.html The Xiaomi Piston 3.0 In-Ear Headphones are on sale at the moment for $15.99 + FS These sound more neutral in comparison to the 2.1/2.0s. Bassheads that enjoy a v-sound signature would most likely enjoy the 2.1s more.