This powerful QPX4000.1D Mono Amplifier is perfect for all your car audio needs. With 4000W RMS Power and 1 channel, it can power your subwoofer with ease. The brand, Quantum Audio, is a trusted name in car audio, ensuring high-quality performance.

This new amplifier is a must-have for any car audio enthusiast. Its compatibility with Consumer Electronics, Vehicle Electronics & GPS, and Car Audio categories makes it versatile and easy to integrate into any car audio system. Get ready to experience the ultimate power and clarity in your car audio with the QPX4000.1D Mono Amplifier.