Skip to content
Free shipping with delivery in 2-4 days See details
Free shipping with delivery in 2-4 days See details



DS18 Car Audio Monoblock Amplifier /w Bass Knob 3500 Watts Class D Red S3500.1D

SKU DS-3500.1D-RD
Sold out
Original price $324.94
Original price $324.94 - Original price $324.94
Original price $324.94
Current price $259.95
$259.95 - $259.95
Current price $259.95

Free Gifts when added to Cart

The more you spend, the greater selection of free gifts you'll have at your fingertips when selecting items in your shopping cart!

Spend More, Save More

Big Jeff loves his customers!!!
  • Spend $250, Save 3% *Must purchase 2 items to qualify
  • Spend $500, Save 5% *Must purchase 3 items to qualify
  • Spend $1000, Save 7% *Must purchase 4 items to qualify

*Does not apply to: Sundown, XS power or Kicker products*

*Does not stack with other promotional sales*

DS18 Select Red Monoblock Amplifier /w Bass Knob 3500 Watts Class D S3500.1D

This listing includes: 

  • (1) DS18 Monoblock Amplifier S3500.1D Red 

  • (1) DS18 Remote Bass Knob

The SELECT series of amplifiers by DS18 are known for two things: legendary power and striking elegance. The brushed aluminum comes in red or silver and adds a nice touch of sleekness to your sound system. Each amplifier has adjustable crossover settings, gain control, and Hi/Lo pass filters to deliver powerful and accurate sounds that will make you feel like youre in a concert!

Product Highlights:

  • Maximum output of 500W at 4 Ohms, 800W at 2 Ohms, and 1200W at 1 Ohm.

  • Surface mount component technology.

  • Audio precision quality control verification.

  • Multilayer PCB trace layout.

  • Clipping, power and protection LED indicator.

  • Short circuit, thermal and voltage protection.

  • Precise filters so you can get the perfect sound from your speakers.

  • Total Watts (Peak): 3500 Watts

  • RMS Power @ 4 OHM: 500 Watts x 1

  • RMS Power @ 2 OHM: 800 Watts x 1

  • RMS Power @ 1 OHM: 1200 Watts x 1

  • RMS Power @ 4 OHM Bridge: N/A



  • Frequency Response: 20Hz ~ 500Hz

  • Signal To Noise Ratio: >90dB

  • Crossover Range: 50Hz ~ 250Hz

  • Gain Range: 0.2 ~ 6V

  • Total Harmonic Distortion (THD): <0.3%

  • Bass Boost Range: 0 ~ 18dB

  • Subsonic Filter: 10Hz ~ 55Hz



  • Amplifier Class: D

  • Amplifier Type: Monoblock

  • Number Of Channels: 1

  • Minimum Impedance: 1 Ohm

  • Led Indicator: Power-Protect/Clip

  • Remote Level Control: Yes

  • Thermal Protection: Yes

  • Short Circuit Output Protection: Yes

  • Voltage Input Protection: Yes

  • Body Color | Finish: Brushed Red



  • Overall Length: 9.76 (248mm)

  • Overall Width: 5.82 (148mm)

  • Overall Height: 1.87 (47.5mm)

  • Unit Weight: 4.75 lbs

Payment Information


We accept PayPal for all ebay orders. You can use your credit through PayPal as all major credit card are accepted by PayPal.

We accept PayPal for all international orders, your address must be verified with PayPal.

We are not responsible for any custom duties or brokerage fees that may apply for all international orders.

When you click on the Buy it Now button you are entering into a
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.