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Infinity DSP6840 (DSP6840AM) (Like New (Open Box))

1000W Peak (480W RMS) Class D DSP Series 8 Channel Car Amplifier with Digital Signal Processing

Infinity
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• 40 watts x 8 channel @ 4 ohm
• 60 watts x 8 channel @ 2 ohm
• Total RMS Power: 480 watts
• Class D 2 ohm Stable 8-Channel Amplifier

Learn more about the ls-infdsp6840-u9
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List price $539.95
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Infinity DSP6840 (DSP6840AM) (Like New (Open Box))

30% off


Priced separately $509 19

Promo Savings of $29 09

Total price:

$480 10

Description


Infinity brand icon

Authorized dealer

Item Condition - Like New (Open Box):

This product works and looks like new. It may have been opened for a visual demo or product video. In some cases there may be signs of an attempt at installation like opened packaging or mounting screw holes used, but there is no real sign of use or wear. Includes all original parts, packaging and accessories (or suitable replacement)


Infinity DSP6840AM

Infinity DSP Amplifier is an audio processor for fine-tuning of aftermarket audio systems. It is a self-contained audio system with 6-channel audio inputs, 8-channel powered audio outputs, an easy to use tuning interface a novice can understand and detailed tuning capabilities to satisfy even experienced installers.

With a USB connection to access the tuning interface using a Windows PC, you can control fully variable crossovers, selectable 0-to-48dB slopes, time delay, 31-band parametric or graphic EQ adjustment, assignable input to output mixer with input channel summing, channel gain, master volume control, clipping indicator to ensure the audio output is not distorted and ability to save up to 10 presets.


Product Details:

  • DSP Series Class D 2 ohm Stable 8-Channel Amplifier
  • RMS Power Rating:
    • 4 ohm: 40 watts x 8 channel
    • 2 ohm: 60 watts x 8 channel
  • Total power output: 480 watts
  • Power/Protect visual LED indicator
  • Wired bass level remote control included
  • Speaker-level (high-level) inputs
  • Small footprint, All-in-One Class D Amplifier with DSP Control
  • Conformal Coated PCB to withstand harsh conditions
  • Digital Signal Processing:
    • DSP adjustments and settings made with Infinity app (PC) via included USB
    • Ability to save up to 10 presets
    • Adjustable gain controls with clip indication
    • Fully adjustable high-pass, low-pass, and bandpass filters
    • Selectable filter slopes (0 - 48dB/octave)
    • 31-band parametric or graphic EQ adjustment
    • Time alignment in 0.2 ms increments
  • Frequency Response: 10 - 22000 Hz
  • Total Harmonic Distortion (THD): 1%
  • Signal to Noise Ratio: >90 dB
  • Fuse Rating: 40A
  • 8 AWG gauge amplifier wiring kit is recommended for installation
  • Dimensions: L x W x H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty
  • MFR #: DSP6840AM

Specifications & Details


Key Features
Amplifier Key Features
Bass Boost
Built-in DSP
Compact Design
Speaker Level Inputs
Weather-Resistant
Power Specifications - Full Range Channels
RMS Power @ 4 ohms
40 watts x 8 channel
RMS Power @ 2 ohms
60 watts x 8 channel
Amplifier Specifications
Series
DSP Series
Amplifier Class
D
Number of Channels
8-Channel
Total Peak Power Output
1000 watts
Total RMS Power Output
480 watts
Maximum Input Gauge Size
8 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
Not Bridgeable
Frequency Response
10 - 22000 Hz
THD at Rated RMS Power
1%
Speaker Level Inputs
Yes - with included adapter
Preamp Outputs
No
Built-in Crossover
Band-Pass (BP)
Low-Pass (LP)
High-Pass (HP)
Signal-to-Noise Ratio
>90 dB
Bass Boost
-30 - 6 dB
Remote bass/level controller
Yes
Fuse Rating
40A x 1 
Total Fuse Rating
40
Strappable
No
Amp Bluetooth Connectivity
No
Hi-Res Certified
No
What is in the box?
Paperwork
User manual
Quick start guide
Brand sticker/decal
WITB: Amplifiers
Amplifier
Mounting Brackets
Wired gain knob (wire attached)
Mounting screws (4)
One spare fuse
High-level input wiring harness w/ molex connector
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

DSP6840AM

Weight:

3.44lbs

Internal SKU:

ls-infdsp6840-u9

Internal Product ID:

227846

Customer Ratings & Reviews


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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.