Marts Digital MXS Series 1200 Watt 4 Channel 2 Ohm Amplifier — Big Jeff Audio Dealer Platform
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Welcome To The Dealer Platform


  • Immerse yourself in high-quality sound with Marts Digital's MXS-1200x4, a 4 Channel 2 Ohm Amplifier delivering 1200 Watts for a superior audio experience.
  • Secure your seat on the journey into high performance with Marts Digital. Crafted in Brazil, this amplifier ensures precision, power, and reliability.
  • Power Supply Expertise: Follow our power supply notes for optimal performance. Connect securely, use 100% Oxygen Free Copper wire, and enjoy hassle-free installation.

Marts Digital MXS Series 1200 Watt 4 Channel 2 Ohm Amplifier

This listing includes:

  • (1) Marts Digital MXS-1200x4 Amplifier

Revolutionize your car audio with the Marts Digital MXS-1200x4 Amplifier. Delivering an impressive 290W x 4 RMS at 2 Ohm 12.6v, this amplifier ensures a powerful and clear sound experience. The precision-engineered design includes crucial power supply notes, emphasizing a secure ground connection and proper remote control lead integration.

Connectivity is made easy with support for various car radio setups, and the amplifier's versatility shines through in its compatibility with different power supply leads. The construction quality is unparalleled, utilizing 100% Oxygen Free Copper wire for reliable performance while cautioning against the use of Copper Clad Aluminum (CCA) Wire.

Experience enhanced audio precision with LP/HP Pass Crossover, adjustable Bass Boost (0 to 12 dB), and a remarkable 95 dB Signal to Noise Ratio. Elevate your car audio system to new heights with the Marts Digital MXS-1200x4 Amplifier.

Power Supply Notes:

  • Connect the 12V power supply lead only after all other leads have been connected.

  • Ensure a secure ground connection to a metal point in the car to avoid malfunctions.

  • Connect the remote control lead of the heat unit to the amplifier's remote terminal for proper functionality.

  • If using a car radio without a remote output, connect the remote terminal to the accessory power supply.

  • Use a power supply lead with a fuse attached, placing it close to the car battery.

  • Use 100% Oxygen Free Copper wire at its maximum size; Copper Clad Aluminum (CCA) Wire may cause failure.


  • RMS Power at 2 Ohm 12.6v: 290W x 4 RMS

  • RMS Power at 4 Ohm 12.6v: 275W x 4 RMS

  • BTL RMS Power at 4 Ohm 12.6v: 487W x 2 RMS

  • RMS Power at 2 Ohm 14.4v: 280W x 4 RMS

  • RMS Power at 4 Ohm 14.4v: 280W x 4 RMS

  • BTL RMS Power at 4 Ohm 14.4v: 505W x 2 RMS

  • Supply Voltage: 9.5 - 16 Volts

  • Frequency Response: 10Hz - 20KHz

  • LP Pass Crossover: 50Hz - 2KHz

  • HP Pass Crossover: 15Hz - 2KHz

  • Bass Boost: 0 to 12 dB

  • Signal to Noise Ratio: 95 dB

  • Harmonic Distortion: 1% THD

  • Input Sensitivity: 0.2v

  • High-Level Input: 6v

Product Dimensions:

  • Length: 7.50"

  • Width: 9.00"

  • Height: 2.5"

Note: Follow the power supply notes for optimal performance. Use 100% Oxygen Free Copper wire; Copper Clad Aluminum (CCA) Wire may cause failure.

Payment Information


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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.

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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.