Sennheiser CX 275s is an in ear earphone for mobile devices. The biggest feature is that the microphone supports all mobile devices (with a adapter cable), has low thrust requirements, and has sufficient bass without sounding too loud. Of course, this is the common feature of the CX series low-end. With three middle size earmuffs, suitable for different people.

Meiya is now offering $19.99, equivalent to about 123 yuan, and the bid price is around 190. Of course, it is recommended to make up the order or buy more pieces to share the freight. The domestic JD quoted 399 yuan, and the price advantage of overseas shopping is obvious. If you like it, you can start with it.