Switching to compact and high-performance high-resolution LDAC compatible Technics completely wireless earphones EAH-AZ40M2 [Review]

Compact and high-performance completely wireless earphones Technics EAH-AZ40M2 is an entry model, but it has a compact design, noise canceling, and high-resolution sound source (LDAC compatible). We will also review a comparison with the Panasonic RZ-S50W.