https://hifonix.co.uk/detail/um-unique-melody-um-mext-earphones100/
Um Unique Melody UM MEXT Earphones is now available at Hifonix
Mar 23, 2026 - OBC, namely Original Bone Conduction, is known as coil bone conduction driver. From the first generation of the MEST, UM is the first audio company who applies...
unique melody mextis nowavailable atumearphones