Basshead Garage "Trifecta" - Car Audio Watt meter / Volt Meter / SPL Meter Combo

• Complete 3-in-1 Meter Bundle – Includes SPL Meter, Watt Meter, and Voltmeter for comprehensive car audio system monitoring and performance diagnostics.
• Accurate Low-Frequency SPL Readings – SPL Meter measures 120–180 dB in the 10–100 Hz bass range with ultra-fast 800 M/s response time and OLED display.
• Built for Basshead Performance – Designed with rugged PETG cases, fast connectors, and easy installation — ideal for SPL competitors and demo vehicles.

Basshead Garage "Trifecta" - Car Audio Watt meter / Volt Meter / SPL Meter Combo

This listing includes:

• (1) Basshead Garage Wattmeter


• (1) Basshead Garage Voltmeter


• (1) Basshead Garage SPL Meter

SPL. Watts. Volts. One Complete Monitoring Solution.

Take full control of your car audio system with the Basshead Garage Trifecta Package — a powerful 3-in-1 set featuring the SPL Meter, Watt Meter, and Voltmeter. Whether you’re chasing competition-level SPL numbers, verifying amplifier performance, or monitoring voltage with pinpoint accuracy, this all-in-one package has you covered. Designed by bassheads, for bassheads — this is the ultimate toolkit for serious builds.

SPL Meter (BHG-DB)

• Dial In Your Low-End Dominance


• Accurately measures 120-180 dB in the 10-100 Hz range


• Ultra-fast 800 M/s response time


• Crisp 1.3" OLED monochrome display


• Easy install with suction cups and 3-pin connector


• Input Voltage: 9-18V DC


• Size: 2.75" x 1.6" x 1" PETG housing


• Essential for testing, tuning, and flexing your SPL.

Watt Meter (BHG-WM)

• Know Your True Power Output


• Measures real amplifier wattage (W), apparent power (VA), and power factor (PF)


• Displays voltage, current, impedance, and peak output


• Handles over 20,000 watts


• Frequency Range: 15-100 Hz


• Includes current transformer + connectors


• Size: 2.75" x 1.6" x 1" PETG housing


• For verifying performance and spotting inefficiencies under load.

Voltmeter (BHG-VM)

• Fast, Accurate, and Customizable Monitoring


• Measures 0-18V DC with adjustable refresh rate


• Options: 15, 25, 50, 75, 150 ms


• Monitors lowest voltage drops to protect your system


• Manual calibration for perfect accuracy


• 1.3" OLED monochrome screen


• Size: 1.85" x 1.15" x 1.5" PETG housing


• Designed to give you total visibility into electrical stability.

Why the Trifecta Package?

Because serious builds need serious monitoring.

• Three essential tools in one convenient bundle


• Built to handle extreme bass environments


• Easy to install and easy to read


• Helps prevent equipment failure and maximize output

Whether you’re tuning a competition setup or pushing daily demos to the limit, the Basshead Garage Trifecta Package delivers unmatched precision and peace of mind.

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.