• Massive 1500W RMS Output – Delivers up to 1500 watts RMS at 1 ohm for deep, commanding bass that transforms your car audio experience.
• Class A/B Power and Clarity – Combines the warmth and precision of Class A/B design with the strength needed for serious subwoofer performance.
• Precision Bass Control – Adjustable Bass Boost (0–15dB), LPF, HPF, and subsonic filter let you sculpt your low-end exactly how you want it.
• Premium Build Quality – Black brushed aluminum heatsink with nickel-plated connections ensures durability, elegance, and optimal signal flow.
• Advanced Protection System – Microprocessor-monitored circuitry with external fuse design provides thermal, short circuit, overload, and DC fault protection.

Cadence 1500 Watt 1-Ohm Class A/B Monoblock Car Audio Amplifier QRS1.1500GH

This Listing Includes:

• (1) Quartz Core QRS1.1500GH Monoblock Class A/B Car Amplifier

The Quartz Resonance Supreme QRS1.1500GH defines what power and precision truly mean. Built for enthusiasts who demand uncompromising performance, this monoblock amplifier delivers an incredible 1500 watts RMS at 1 ohm, ensuring thunderous, clean, and controlled bass. With its dedicated single-channel Class A/B architecture, the QRS1.1500GH provides warm, accurate low-frequency reproduction while maintaining superior efficiency. Wrapped in a sleek black brushed aluminum heatsink, it blends elegance with durability, perfect for high-end installations. Designed with advanced microprocessor monitoring and an external fuse system, it offers both peak performance and complete protection. The QRS1.1500GH isn’t just about sound—it’s about presence, precision, and pure authority in your car audio system.

Specifications:

• Amplifier Type: Class A/B


• Channel Configuration: Monoblock


• RMS Power @ 4 Ohms: 660 W x 1


• RMS Power @ 2 Ohms: 1000 W x 1


• RMS Power @ 1 Ohm: 1500 W x 1


• Frequency Response: 10 Hz - 250 Hz


• Input Sensitivity: 100 mV - 6 V


• Total Harmonic Distortion (T.H.D): < 0.05 %


• Signal-to-Noise Ratio: > 86 dB


• High-Pass Filter (HPF): 50 Hz - 250 Hz


• Low-Pass Filter (LPF): 50 Hz - 250 Hz


• Subsonic Filter: 10 Hz - 50 Hz


• Bass Boost: 0 - 15 dB (40 Hz – 100 Hz)


• Phase Control: 0 - 180


• Input Type: RCA


• Fuse Rating: External Fuse


• Remote Level Control: Included


• Protection: Thermal, Short Circuit, Overload, DC Fault


• Construction: Black brushed aluminum alloy heatsink


• Cooling System: Advanced heat dissipation with microprocessor control

Dimensions:

• Length: 21.06 in (535 mm)


• Width: 7.56 in (192 mm)


• Height: 2.32 in (59 mm)


• Weight: 16 lbs