Double Diaphragm
UiiSii CM5 headphones with mic combine with one mid-deep range dual diaphragm which brings deep bass and one moving iron driver who delivers ultra clear sound for high-frequency part of music

Cavity Upgrade
UiiSii has collected a lot of dates about ear canal and made the front cavity after repeated changes and test so that more consumers can wear it comfortably.Customized bionic design, male and female size optiona

Secure Earhook Design
The use of high elastic TPE wire and ear hook style brings about more comfortable wear experience and makes the earphones wear more firmly, will not fall even after strenuous exercise

Drive-By-Wire Microphone
The audio cable with drive-by-wire microphone built in on the earphones can match your smartphones, music player or tablet

Fashion Earphones Appearance
Night Shining Star Graphene Coaxial Design for young generation