Description
Product Overview
Kalevel’s speaker port tubes are engineered to enhance the low‑frequency performance of 3.1 speaker systems. Each set includes two 1.4‑inch tubes crafted from high‑grade, non‑water‑resistant plastic with a smooth interior that promotes uninterrupted airflow. The design features an outward‑expanding mouth for optimal sound pressure coupling, delivering richer bass without increasing amplifier power. Weighing just 100 grams per set, the tubes are lightweight yet robust, suitable for desktop, laptop, and television speaker enclosures.
Usage
These tubes are perfect for home audio enthusiasts looking to upgrade existing speakers, as well as technicians repairing portable or inverted speaker cabinets. Install them in any compatible speaker box to achieve deeper bass in movies, music, or gaming sessions. Their compact size makes them ideal for tight spaces in desktop monitors or TV speaker arrays. 
Why Choose Us
Kalevel combines precise engineering with meticulous craftsmanship. Each tube undergoes strict quality checks to ensure consistent diameter and smoothness, guaranteeing reliable performance across all units. Our products are backed by a 5‑star customer rating and a commitment to durability, offering a cost‑effective way to extend the life and sound quality of your speakers.
Key Features
- Durable plastic construction with a smooth interior for optimal airflow
- 1.4‑inch diameter fits standard 3.1 speaker enclosures
- Enhances bass response without additional power input
- Easy DIY installation for home, portable, or inverted speakers
- Includes two tubes per package for immediate upgrades
FAQ
Can these tubes be used with any speaker brand?
Yes, the tubes are designed to fit standard 3.1 speaker ports, making them compatible with most brands, including aftermarket and OEM models.
Do I need special tools to install the tubes?
No special tools are required. A simple drill or a pre‑existing port can be used to insert the tubes securely.
Will the tubes affect the speaker’s power consumption?
The tubes improve bass efficiency without increasing the amplifier’s power draw, so overall consumption remains unchanged.
Are the tubes waterproof?
No, the tubes are not water‑resistant and should be installed in dry environments.
What is the warranty period?
Kalevel offers a one‑year limited warranty covering manufacturing defects.




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