2Pcs Speaker Port Tube, 100mm x 160mm Subwoofer Bass Reflex Tube Woofer Port Tube Vent, for Car DJ Speaker HiFi Home Theater Professional Audio Woofer

2Pcs Speaker Port Tube, 100mm x 160mm Subwoofer Bass Reflex Tube Woofer Port Tube Vent, for Car DJ Speaker HiFi Home Theater Professional Audio Woofer

• Versatile : The sound pressure of the airflow vibrated by the speaker in the box is poured out and the sound pressure radiated from the front of the speaker overlaps to produce a bass effect.Speaker Port Tube is used to improve the bass response of many types of speakers.
• Professionality : The airflow is smooth, reducing the noise caused by the airflow, can Increase the bass response of your system without increasing the power of the speaker itself.
• Premium Material : ABS plastic is sturdy and lightweight. Solid, the inner wall is very smooth.
• Convenient installation : Suitable for power amplifier speakers, build your own speakers or replace old speakers.
• Product Parametric: Length: 160mm/6.3inch; Big Hole Diameter: 111mm/4.3inch; Small Hole Diameter: 87mm/3.42inch; Opening Hole Diameter:100mm/3.93inch