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Soundstream MA680.4

4-Channel Marine Amplifier

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The product on this page is discontinued.
  • 4-Channel Digital Full Range Marine Amplifier
  • Fully Regulated MOSFET Power Supply
  • RMS Power Rating:
    • 85 Watts x 4 Channels @ 4 Ohms
    • 170 Watts x 4 Channels @ 2 Ohms
    • 340 Watts x 2 Channel @ 4 Ohms (Bridged)
  • PWM Circuitry
  • Tri-Mode Operation
  • IDI (Intelligent Distress Indicator) Visual Protection Status Display
  • Platinum RCA Connectors
  • Marine Coated Circuit Board
  • Dash Mount Bass Knob Remote
  • White Marine UV / Salt / Fog Resistant Finish
  • Water-Resistant Construction
  • Line Outputs
  • Bi-Linear Selectable Crossovers
  • Subwoofer EQ Control: 0 - 12 dB
  • Adjustable Input Sensitivity: 200mV - 8V
  • Frequency Response: 10 Hz - 20 kHz
  • Platinum 4 Gauge Power Connectors
  • 4-Way Protection Circuitry: Thermal, Short, Overload, DC Offset
  • Stainless Mounting Hardware Included
  • Dimensions: 11.5" L x 8.75ma" W x 2" H
  • 1-year SonicElectronix.com warranty
Power Specifications - Full Range Channels
RMS Power @ 4 ohms85 watts x 4 channels
RMS Power @ 2 ohms170 watts x 4 channels
RMS Power @ 1 ohmNot Stable
Bridged RMS Power340 watts x 2 channels
Peak Power Output1360 watts approx.
Amplifier Specifications
Number of Channels4
Total RMS Power Output680 watts
Minimum Impedance Unbridged2 ohms
Minimum Impedance Bridged4 ohms
THD at Rated RMS Power0.02%
Speaker Level InputsNo
Preamp Outputs1 pair
Built-in CrossoverLow-pass (LP)
High-pass (HP)
High-Pass Crossover Frequency50 - 250 Hz
Low-Pass Crossover Frequency50 - 250 Hz
Subsonic FilterN/A
Signal-to-Noise Ratio100 dB
Channel SeparationN/A
Bass Boost0 - 12 dB
Bass/Gain RemoteN/A
Fan CooledNo
Fuse RatingN/A
Warranty and Return Policy
Return Policy Standard Return Policy
Parts Warranty Duration1 year
Labor Warranty Duration1 year
Warranty ProviderManufacturer
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Amplifier Wiring Kits
Get the wires you need to properly install and power your car amp.
 ProductPriceAdd?
Kicker ZCK4Kicker ZCK4
Complete 4 Gauge Amp Wiring Kit with RCA Interconnect Cables and Speaker Wire!		$89.99
StreetWires ZN1K-04StreetWires ZN1K-04
4 Gauge (AWG) ZN1 Series Single Amplifier Installation Kit for Systems up to 1000 Watts		$37.99
Kicker PKD4Kicker PKD4
Dual Amplifier 4 Gauge Amp Installation Kit w/ Distribution Blocks		$99.99
Speaker Wire
Improve the sound quality by delivering more power when replacing your factory wiring. High quality speaker will maximize your amplifier investment and system performance.
 ProductPriceAdd?
Kicker XW1220 Speaker WireKicker XW1220 Speaker Wire
12 Gauge Wire - 20 ft. of Dual Twist Speaker Cable with Sleeves for a Clean Install		$24.99
StreetWires SCP1215BL - 12 AWG Speaker WireStreetWires SCP1215BL - 12 AWG Speaker Wire
12 Gauge Wire - 15 ft. of Speaker Cable with Twisted Construction		$19.99
RCA Interconnects
You will need a good set of RCA interconnect cables to connect your amplifier to your head unit. Using high quality cables ensure the best sound possible by reducing unwanted noise interference, providing tight contacts, and utilizing the latest in cable technology.
 ProductPriceAdd?
Kicker 4-Channel RCA Audio Interconnect CableKicker 4-Channel RCA Audio Interconnect Cable
4 Meters (13 ft.) 4-Channel RCA Audio Interconnect Cable with Dual Twisted-Pair, Hyper-Flex Technology		$21.99
Kicker X-Series RCA Interconnect CableKicker X-Series RCA Interconnect Cable
19 ft. of 4-Channel X-Series RCA Cable with dual twisted-pair conductors, hyper-flex technology, and gold-plated k-cut collars for excellent signal transfer.		$36.99
StreetWires ZN9 Series Interconnect CableStreetWires ZN9 Series Interconnect Cable
16.4 ft. of 4-Channel RCA Cable with Rhodium-plated contacts and ZeroNoise construction for clear signal transfer!		$99.99
Installation, Tools & Accessories
With our professional install card, you can have your amp installed by a pro near you, or you can purchase tools and do the install yourself.
 ProductPriceAdd?
StreetWires FB4StreetWires FB4
4 AWG / 4 Gauge Firewall Bushing		$7.99
Kicker DB1448 (09DB1448) - Top of the Line!Kicker DB1448 (09DB1448) - Top of the Line!
Distribution Block with Two 1/0 or 4 AWG Inputs and Four 4 or 8 AWG Outputs		$18.99
Professional Installation for your Car Power AmplifierProfessional Installation for your Car Power Amplifier
Covers labor charges through our professional installer network.		$89.99
Testing and Performance
Optimize your system's performance with testing tools such as SPL meters, bass test discs and more!
 ProductPriceAdd?
AutoSound 2000 CD-104AutoSound 2000 CD-104
The ultimate amplifier level setting disc used for evaluation of audio components		$12.99
AutoSound 2000 CD-102AutoSound 2000 CD-102
High Frequency Test CD specifically designed for the set-up and evaluation of sound system imaging and placement.		$12.99
AutoSound 2000 CD-103AutoSound 2000 CD-103
Audiophile reference series test disc for evaluation of all audio components.		$12.99

Product Summary

Manufacturer: Soundstream
Model number: MA680.4
UPC: 709483018228
Weight: 18.00 lbs
Internal SKU: ma6804
Internal product ID: 5450

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