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

• 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 Monoblock Class A/B 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

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

• Standard Shipping: Free for orders over $100.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
• Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

Why Can’t I Track My Order?

If you're having trouble tracking your order:

• Make sure you’ve received the shipping confirmation email with the tracking number.
• Log into your account on our website and use the “Check Your Order Status” button.
• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.