Cadence 560W Class D 3-Channel Amplifier 2-Ohm Car Audio QR80.3

• 3-Channel Power Design: Combines stereo clarity and subwoofer strength with 560 watts RMS total output.
• Class D MOSFET Efficiency: Delivers high power with minimal heat and distortion.
• Adjustable Sound Control: Fine-tune bass boost, HPF, and LPF for a customized soundstage.
• Compact and Sleek Build: Aluminum alloy body for durability and heat dissipation in a stylish finish.
• Stable, Protected Performance: 4-way protection circuitry ensures safe and reliable operation under any load.

Cadence 560W Class D 3-Channel Amplifier 2-Ohm Car Audio QR80.3

This Listing Includes:

• (1) Cadence QR80.3 3-Channel Class D Car Amplifier

The Cadence QR80.3 from the Quartz Resonance Series delivers precision, power, and clarity through a refined 3-channel design. Engineered for performance and flexibility, it merges the brilliance of stereo sound with the impact of subwoofer power, creating a full, immersive audio experience.

The Class D MOSFET architecture delivers efficiency and low distortion, maintaining crystal-clear output even at high volume. Its frequency response of 20Hz to 36kHz captures every sonic detail, from vocals to basslines, while advanced 4-way protection circuitry ensures stable, safe operation.

Specifications:

• Amplifier Type: Class D


• Channels: 3 Channels


• RMS Power @ 4 Ohm: 80 W x 2 + 400 W x 1


• RMS Power @ 2 Ohm: 120 W x 2 + 400 W x 1


• Frequency Response: 20 Hz - 36 kHz


• Input Sensitivity: 200 mV -  V


• T.H.D.: < 0.05%


• S/N Ratio: > 90 dB


• HPF: 50 Hz - 50 Hz


• LPF: 50 Hz - 250 Hz


• Bass Boost: 0 - 15 dB


• Phase Shift: 0 - 180


• Input Type: RCA


• Cooling: Aluminum Alloy Heatsink


• Protection: 4-Way Circuit Protection


• Color: Silver-Gray Finish

Dimensions:

• Length: 16 in


• Width: 11 in


• Height: 5 in


• Weight: 8 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.