B2 Audio RIOT Pair of 8" 4-Ohm 150W RMS UV/Water Resistant Speakers RI — Big Jeff Audio Dealer Platform
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B2 Audio RIOT Pair of 8" 4-Ohm 150W RMS UV/Water Resistant Speakers RIOT8P

Big Jeff Audio offers a free 2 year CPS Accidental/Repair warranty on these products to the consumer. If you would like to offer this to your customers as well, you are able to add a CPS card to your order at our cost.

This Listing Includes:

  • (2) 8" 4 Ohm 150W Speakers B2-RIOT8P
  • Spec Sheet

Get ready to ignite your audio system with the B2 Audio RIOT 8" 4-Ohm 150W RMS Mid-Range Speakers RIOT8P. These high-octane speakers are designed for audio enthusiasts who demand power, precision, and heart-pounding performance. With 150 watts of RMS power, the RIOT8P speakers deliver blistering mid-range frequencies that cut through the mix, bringing your music to life with dynamic energy.

Engineered for uncompromising sound quality, these 8-inch speakers feature a robust construction that can handle the most intense audio setups. The 4-ohm impedance ensures seamless integration into your existing system, while the durable build withstands the demands of high-performance use.

Unleash a surge of sonic fury with the RIOT8P speakers, delivering explosive clarity and depth that transforms every listening session into an adrenaline-pumping experience. Whether you're a dedicated audiophile or a competitor looking for a serious edge, these speakers deliver the aggressive sound and impact you've been craving.

Don't settle for anything less than extraordinary. Upgrade your audio arsenal with the B2 Audio RIOT 8" 4-Ohm 150W RMS Mid-Range Speakers RIOT8P and dominate the audio landscape with ferocious precision and power. Get ready to experience a riot of sound that will leave you breathless!


  • RMS Power Handling: 150 Watts
  • Maximum Power Handling: 300 Watts
  • Nominal Impedance: 4-Ohm
  • Voice Coil Diameter: 1.5" / 38.6 mm
  • Magnet Weight: 23 oz
  • Frequency Response: 80 - 10000 Hz
  • Sensitivity: 97 dB
  • Nominal Chassis Diameter: 8" / 205 mm
  • Resonance (natural) Frequency: 93 Hz
  • Voice Coil Material: KCCAW

Thiele & Small Parameters:

  • Free Air Resonance (Fs): 93 Hz
  • Resistance (Re): 3.8-Ohm
  • Mechanical Factor (Qms): 9.4
  • Electrical Factor (Qes): 1
  • Total Factor (Qts): 0.9
  • Mechanical Resistance (Rms):
  • Equivalent Volume (Vas): 8 L
  • BL Factor (BL): 7.2 T/m
  • Moving Mass (Mms): 23 grams
  • Sound Pressure Level (SPL):
  • Excursion Max (Xmax): 3.5 mm
  • Sd (cm^2): 145 cm^2
  • Efficiency %: 0.71%
  • EBP: 93


  • Overall Diameter: 8" / 205 mm
  • Bolt Circle Diameter: 7.63" / 194 mm
  • Baffle Cutout Diameter: 7.2" / 183 mm
  • Overall Depth: 3.5" / 88.1 mm
  • Mounting Depth: 3.23" / 82mm
  • Sold as: Pair

Payment Information


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contract whereby you agree to purchasing the item at the price listed.

If you want to ship your item to an alternate address please add
that address on your PayPal account and use the address as the default
or confirmed address to pay us through PayPal

With Free Same Business Day Shipping we work to get you your order Fast. 


All orders over $500 will require a signature for delivery.

All pre-selected shipping rates and methods are for customers with a
valid residential or commercial address within the Contiguous 48 United
States (PO Boxes address may require additional charges).

P.O. Boxes, APO/FPO addresses, Alaska, Hawaii, Puerto Rico, Guam,
U.S. Virgin Islands, Northern Mariana Islands, American Samoa, Canada,
and other countries may require additional shipping fees. Please contact
a member of our team for detailed shipping charges.

Shipping is available only to PayPal verified addresses. When making
payment please confirm your address has been verified with PayPal. Once
payment is made shipping address can not be changed/altered. Payments
made using an unverified PayPal address will be refunded and order will
be canceled.

We will not accept request to change shipping address once payment
has been made. Please confirm your shipping address is up-to-date and

Typical handling time for orders is 1-business day. We do our best
to ship every package with-in 1 business day of receiving a cleared
payment. In some circumstances additional time may be need, in which
case we will contact buyer.

Shipped orders that are returned by the shipping company due to an
insufficient address or an undeliverable address will be refunded less a
20% restocking fee.

If package is refused or marked undeliverable and returned
back to us by the carrier, you will need to pay the shipping cost in
full to have the package sent back to you or we can refund the money
minus the cost of shipping


If you have not received your package, but the tracking information shows that it was delivered,
please do the following within 36 hours of expected, stated delivery:


Verify the shipping address on the order is the address where you are looking for the package

Look for a notice of attempted delivery

Look around the delivery location for the package, or see if a neighbor has accepted the delivery

Be sure to double check your mailbox and other usual spots for package delivery


If you think that your package has been stolen, we will require a police report since this is now theft.
Once we have a police report on file for the stolen package, we will reship your order.