Jensen JA2B Class D Compact 2-Channel Car Amplifier

Jensen JA2B 225W Compact Class D 2-Channel Car Amplifier with Bluetooth App Control

The Jensen JA2B brings high-quality audio to your car without taking up your entire trunk. This compact 2-channel amplifier packs a serious punch with 225W RMS at 4 ohms bridged and Class-D efficiency, giving you big sound from a small footprint. Whether you’re driving across town or hitting the open road, the JA2B ensures your music hits hard and clear.

Control Your Audio Right from Your Phone

Tuning your sound system has never been this easy. With Bluetooth app control, you can adjust EQ presets, gain, volume, and even bass boost directly from your smartphone. Forget crawling into the trunk—control your audio from anywhere near the car and make sure every note is just how you like it.

Customize Your Amp Colors

The Jensen JA2B isn’t just about sound. Use the app to adjust RGB illumination to match your car’s interior or your mood. The intuitive color wheel makes switching shades fast and effortless. Now your amp looks as good as it sounds.

Precision Audio Tuning

Built for both seasoned audiophiles and newcomers, the Jensen JA2B offers adjustable high-pass and low-pass crossovers (32–320 Hz) and a 5-band EQ. Add the 45 Hz variable bass boost, and you’ve got full control over every beat and tone, whether you’re running full-range speakers or a dedicated subwoofer.

Built for Efficiency and Reliability

The micro circuitry and Class-D design deliver superior efficiency, meaning less heat and more trunk space. Plus, this amp is CTA-2006-D approved, giving you verified performance you can trust. Thermal and short-circuit protections are built-in, keeping your system safe even at full blast.

Simple, Clear Connections

The side panel is designed for easy access with labeled inputs and outputs. You get both high-level speaker wire inputs and low-level RCA inputs, plus RCA pass-through outputs. Recommended wiring is 4–8 AWG for power and ground, and 12–16 AWG for speakers, giving you flexible installation options.

Compact Dimensions, Big Impact

Measuring just 2.16″ x 6.57″ x 5.59″, the Jensen JA2B is perfect for small spaces but still delivers full dynamic power:

• 95W RMS x 2 channels at 4 ohms
• 105W RMS x 2 channels at 2 ohms
• 225W RMS x 1 channel at 4 ohms bridged

This makes it ideal for those who want top-tier audio without sacrificing cargo space.

Take Your Car Audio Further

The Jensen JA2B combines decades of audio expertise with modern tech, giving you a system that sounds fantastic, looks sleek, and stays easy to control. Whether you’re tuning, customizing, or just enjoying the ride, this amp makes every drive a better listening experience.

FAQs

1. What kind of speakers can I use with the Jensen JA2B? You can run full-range speakers or a subwoofer with ease. The adjustable high-pass and low-pass crossovers give you the flexibility to fine-tune your setup for crisp highs, rich mids, and deep lows.
2. Can I adjust the bass on the JA2B? Definitely. The amplifier includes a variable bass boost at 45 Hz, letting you dial in deep, punchy lows that bring your music to life.
3. How much power does the JA2B deliver? The JA2B pumps out 95W RMS per channel at 4 ohms continuous, and when bridged, it delivers up to 225W RMS or 310W maximum dynamic power, providing your system with robust, high-quality output.
4. Does the amplifier have any protection features? Yes, it’s built to keep your system safe. Thermal and short-circuit protection ensure reliable performance even at high volumes.
5. Can I customize the amp’s lighting? Absolutely. The RGB illumination is fully adjustable through the app, so you can match your car interior or switch colors to suit your mood.