B2 Audio RIOT Pair of 8.5" 4-Ohm 150W RMS Mid-Range UV/Water Resistant Speakers

• High-Powered Performance – Each 8.5" mid-range speaker delivers 150W RMS and 300W max power for bold, distortion-free sound.
• Built for Harsh Environments – UV-treated, water-resistant cone and dual cloth surround provide long-lasting durability for outdoor and marine use.
• Clear, Wide Frequency Response – Covers 80Hz to 6kHz with 94.7dB sensitivity, ensuring full-bodied mids in any setup.
• Optimized Compact Design – Lightweight 1.7kg chassis with a dust cap for enhanced sound dispersion in space-conscious installs.
• Perfect for All Installs – Ideal for car audio, boats, off-road vehicles, and custom builds demanding reliable and efficient mid-range output.

B2 Audio RIOT Pair of 8.5" 4-Ohm 150W RMS Mid-Range UV/Water Resistant Speakers

This Listing Includes:

• (2) RIOT Series 8.5" 4-Ohm 150W RMS Mid-Range UV/Water Resistant Speakers

Item Description

Deliver high-performance audio with the RIOT Series 8.5" mid-range speakers. With 150W RMS power handling and 4-ohm impedance, these speakers ensure powerful, distortion-free sound. Built with UV and water-resistant materials, they are ideal for outdoor and marine use, offering durability and reliability in challenging environments. Perfect for car audio systems, boats, and more, these speakers provide clear and immersive sound for every adventure.

Features

• WIDE FREQUENCY RANGE: Covers 80 Hz to 6 KHz for immersive sound.


• DURABLE MATERIALS: UV-protected, weatherproof cone for lasting use.


• POWERFUL OUTPUT: Handles 150W RMS effortlessly.


• OPTIMIZED DESIGN: Dust cap enhances sound dispersion in compact setups.


• ENERGY EFFICIENT: High output with minimal power draw.

Specifications

• Nominal Chassis Diameter: 8"


• MAX Power: 300 Watts


• RMS Power: 150 Watts


• Frequency Response: 80 Hz – 6 Hz


• Sensitivity: 94.7 dB


• Nominal Impedance: 4 Ohm


• Resonance Frequency (Fs): 90 Hz


• Voice Coil Diameter: 1.5"


• Winding Material / Type: KCCAW


• Magnet Type: Ferrite


• Magnet Weight: 23 oz


• Cone Material: UV-treated weatherproof paper


• Surround Type: Dual U-shaped cloth

Thiele Small Parameters

• FS: 90 Hz


• RE (series): 3.8 Ohm


• QMS: 4


• QES: 0.94


• QTS: 0.76


• Cms: 108 um/N


• VAS: 7.7 L


• BL/RE: 15.2


• MMS: 22 g


• SD: 223.9 cm^2


• Efficiency: 0.86 percent


• EBP: 96

Mounting/Shipping Information

• Overall Diameter: 8 in / 205 mm


• Baffle Cutout Diameter: 7.1 in / 183 mm


• Bolt Circle Diameter: 7.6 in / 194 mm


• Total Depth: 3.54 in / 90 mm


• Mounting Depth: 3.23 in / 82 mm


• Net Weight (1pc): 1.7 kgs


• Shipping Weight (set): 2.1 kgs


• Shipping Box (set): 230 x 213 x 128 mm

Dimensions

• Length: 8.5 inches


• Width: 8.5 inches


• Height: 4 inches


• Weight: 3.75

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.