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.