E21E 4 pulgadas Radiador pasivo Subwoofer altavoz vibración membrana metal

Features:
OOTDTY
Brand new and high quality
The bass radiator is also call passive speaker. It is used to replace the inverted tube.
It has low frequency depth, fast of speed, low wind noise.
It is suitable for all kinds of speakers and other devices.
The low frequency response point extends lower. The design uses a smaller size of bass unit, which makes the bass more accurate and better separation.
Speaker Diaphragm Auxiliary only, other accessories in the picture is not included!

Specifications:
Material:Metal
Dia:Approx.120mm/4.72inch

Package Includes:
1x Speaker Diaphragm

Note:
1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order.
2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.