Product Specifications
FB4018
Cloth-edge
Expand Volume
Only Use for Sound
40mm
18mm
4ohm
320Hz+/-20%
83+/-3dB
Rated Power 3.0W
10mohm
15.5X4.0+12.5X3
24.7g
5% Max
Speaker
Air-conduction
Magnetic Earphone
Mini
Direct Radiation Type
ISO9001, CCC, CE
Fbele
FBELE
Ningbo