Feature

●Adopt high quality ABS plastic material, sturdy and durable, suitable for 6.5-8 inch speaker.
●The inverter tube is to pour the sound pressure of the airflow vibrating inside to the front, and overlap with the sound pressure radiated from the speaker to make a bass effect.
●Smooth inner wall design, with horn mouth design of the both ends. Smooth airflow, obviously reducing the sound.
●Environmentally friendly and safe, without any harmful substances, you can use with confidence.
●The speaker phase-inverting hole, also called sound tube or air hole, is often used in the inverted-phase speaker.


Description

Feature:

1. Adopt high quality ABS plastic material, sturdy and durable, suitable for 6.5-8 inch speaker.
2. Environmentally friendly and safe, without any harmful substances, you can use with confidence.
3. Smooth inner wall design, with horn mouth design of the both ends. Smooth airflow, obviously reducing the sound.
4. The speaker phase-inverting hole, also called sound tube or air hole, is often used in the inverted-phase speaker.
5. The inverter tube is to pour the sound pressure of the airflow vibrating inside to the front, and overlap with the sound pressure radiated from the speaker to make a bass effect.

Spec:

Item Type: I nverter T ube

Total Length: Approx. 11 0 mm/ 4.3 in (as shown)

Hole Diameter of the Speaker Shell: Approx. 80 mm/ 3.1 in (as shown)

Material: