Feature(may vary by option.)

●SPEAKER PORT TUBES: Such a speaker phase-inverting hole is also called the sound tube and the air hole, and it is usually applicated in the inverted-phase speaker.
●HIGH PERFORMANCE: Through precision craft by many experts, such air inlet pipe is entitled with high performance according to strict rule.
●BASS EFFECTS: With function mainly to pour the sound pressure of the airflow vibrating inside the box to the front and the sound pressure radiated from the front of the speaker, it can produce a bass effect.
●DESIGN: It is made of ABS plastic material, and it is sturdy and . With smooth inner wall, and the ends are designed at both ends.
●APPLICABILITY: Its airflow is very smooth, obviously improving airflow sound. Meanwhile, it is suitable for 4-6 inches speaker.

[Hole 50 tube]

Description

Specification:
Item Type: Speaker air tube
Total Length: Approx. 141mm / 5.6 in (As picture shown.)
Speaker Housing Opening Diameter: Approx. 50mm / 2.0 in (As picture shown.)
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Package List:
2 x Inverted Tube