SKU: 9081561915

B2 Audio RIOT-2.5 Mini Woofer w/ Single Ported 3D-Printed Box DIY Project

Sale price$121.45 Regular price$134.95
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Ships within 48 hours · Estimated delivery Jul 20 - Jul 25

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Description

B2 Audio RIOT-2.5 Mini Woofer w/ Single Ported 3D-Printed Box DIY ProjectIncludes one B2 Audio RIOT 2. 5 mini woofer and a matching single 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 Woofer w Single Ported 3D

  • Includes one B2 Audio RIOT-2.5 mini woofer and a matching single-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 Woofer w/ Single Ported 3D-Printed Box DIY Project Aluminum Baskets


This Listing Includes:



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

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


Compact System, Big Sound


The RIOT 2.5 is a 2.5" speaker designed with a subwoofer-inspired appearance, making it a popular choice for hobbyists building small desktop and creative audio projects.


This bundle includes the RIOT 2.5 speaker and a matching 3D printed enclosure designed specifically for it. Together, they create a clean foundation for a compact Bluetooth build, demo box, or custom mini audio setup.


If you're looking to build something small but visually bold, this package gives you the core components to get started.


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


Disclaimer: Does NOT come with screws or mounting hardware.


Specifications:



  • Woofer Size: 2.5" (1)

  • 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: Single Ported, 3D-Printed Composite

  • Compatibility: Designed for B2 Audio RIOT-2.5


Dimensions:



  • Woofer: 2.5" Diameter x 2.5" Depth

  • Enclosure: 4.25" x 3.75" x 3.25"

  • Weight: 0.73 lb woofer, approx. 1.13 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.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 9081561915

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Sick love it nice and longer than expected !!! Good quality durable material also .
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Reviewed in the United States on April 23, 2026
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Ray Jorgenson
Carnegie, US
★★★★★ 1
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Terrible design. With most dog ball launchers, swinging your arm like you're throwing a baseball results in a long arching trajectory of the ball, just as expected. The same arm motion with this launcher results in the ball flying straight up. To get the ball to even move forward requires an un-natural forward snap of the wrist, and even then it doesn't travel far. Hasn't anyone tried this out before hitting the market?
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Reviewed in the United States on April 12, 2026
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Bob Conner
Lake Worth, US
★★★★★ 5
Great product
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Very easy to use, assemble and disassemble. Saves my arm a lot. Unfortunately once my dog runs to the ball she gets side tracked and I have to fetch it. 🫤 I highly recommend this product.
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Reviewed in the United States on April 3, 2026
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Amazon Customer
Charlottesville, US
★★★★★ 4
Fun day in the park
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My puppy loves it
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Reviewed in the United States on April 29, 2026

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