BQEYZ Spring 1.....3 types of drivers

IEMs / Other In-Ear Monitors (IEM)
1

13mm Coaxial dynamic driver, 7 Layers piezo electric and a Balanced armature.
Looks interesting :+1:

2

Looks interesting, but I wonder if it actually sounds good

3

Not sure mate but iā€™m loving that the iem market keeps pushing on tech and price wise :grinning:ā€¦

One review but not a very conclusive one?..