AUDBOS K3 Triple Diver In-ear Earphones

AUDBOS K3 is triple driver earphone, and it used graphene earbuds.
The advantages of three-driver headphones:
The triple drivers sound richer, more detailed sound than double drivers. Due to the material and design use of each type of unit is different; each unit is responsible for the different frequency ranges. Dynamic responses to the mid-frequency and low-frequency range of music sound, it makes the low-frequency full amount of sense, dive deep, flexible and textured.

Graphene Earbuds, Triple Drivers,special earbuds