B2 Audio RIOT-2.5 Mini Woofers w/ Dual Ported 3D-Printed Box DIY Project

• Includes two B2 Audio RIOT-2.5 mini woofers and a matching dual-ported 3D-printed enclosure
• Compact system delivers deep, clean bass and crisp mids in tight spaces
• High-strength aluminum baskets and 4-layer coils ensure durability and detail
• Dual-ported airflow design improves efficiency and cooling for extended play
• Perfect for DIY audio projects, desktop setups, RC builds, or creative installs

B2 Audio RIOT-2.5 Mini Woofers w/ Dual Ported 3D-Printed Box DIY Project Aluminum Baskets

This Listing Includes:

• (2) B2 Audio RIOT-2.5 Mini Woofer 2.5" 4 Ohm Loudspeakers 20W RMS Aluminum Basket


• (1) Dual Ported 3D-Printed Subwoofer Enclosure for B2 Audio RIOT-2.5

This bundle includes two B2 Audio RIOT 2.5 speakers and a matching dual 3D printed enclosure designed specifically for them.

The RIOT 2.5 is a 2.5" speaker with a subwoofer-inspired design, making it a popular option for hobbyists building compact desktop systems, demo boxes, and creative audio projects. Compared to smaller builds, the dual configuration provides a more substantial presence while still keeping the overall footprint manageable.

If you're planning a dual-speaker Bluetooth build or a small custom setup, this package gives you the core components to get started.

Just add a compatible amplifier and power supply to complete your project.

Specifications:

• Woofer Size: 2.5" (x2)


• Power Handling: 20W RMS / 40W Max per woofer


• Impedance: 4 Ohms


• Voice Coil: 0.8" 4-layer aluminum


• Basket: Aluminum, black powder-coated


• Sensitivity: 76.4 dB


• Fs: 121.6 Hz


• Mount Depth: 53mm


• Enclosure Type: Dual Ported, 3D-Printed Composite


• Compatibility: Designed for B2 Audio RIOT-2.5

Dimensions:

• Woofer: 2.5" Diameter x 2.5" Depth


• Enclosure: Custom dual-ported compact form


• Weight: 0.73 lb each woofer, approx. 1 lb total with enclosure

Bring pro-level sound to any small setup with this compact B2 Audio system, combining precision engineering, sleek design, and the unmistakable RIOT performance in one powerful mini package.

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.
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• If the issue persists, please refer to our detailed guide on tracking your order or contact our customer service team for further assistance.