JDS Labs C5 Professional Portable Headphone Amplifier (Silver Slate)

High-Performance Headphone Amp with Bass Boost, Dual Gain and 14 Hour Rechargeable Battery Built-In

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This item has been discontinued

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General Features:

  • High Performance Portable Headphone Amplifier with Digital Volume Control
  • Gold immersion, 4-layer printed circuit board
  • Digital stepped attenuation with zero-crossing detection and 1dB attenuation steps for smooth volume adjustments
  • Large 1200 mAh Li-Ion battery charges via USB port with up to 14 hours of continuous playback
  • Convenient fast charging requiring just two hours for 80% power, or a mere four hour charge for 100% battery capacity
  • 20 Minute low battery indication
  • Thin film, 0.1% tolerance resistors ensure low noise and high channel accuracy
  • Bass Boost: +6.5dB @ 80 Hz
  • Dual Gain: 2.3x or 6.5x, MOSFET controlled
  • 3.5mm Input and output jacks
  • Color: Slate (Silver)
  • Secondary Color Accent: Black (Logo, Inputs)
  • Also Found As: JDSLabs C5 Slate Silver, J.D.S. Labs C5 Slate Silver, J.D.S.Labs C5 Slate Silver
  • Also available in Black and Red
  • Authorized Internet Dealer
  • 2-year Manufacturer's Warranty

Product History:

JDS Labs, Inc C5 Slate thumbnail
(newest, current model)
JDS Labs, Inc C421 thumbnail
(previous model, replaced by JDS Labs C5 Professional Portable Headphone Amplifier (Silver Slate))

Headphone Amplifier Specifications

Amplifier Style
Some headphone amplifiers are designed to be portable and others are meant to be placed on a desk. This will tell you what style of amplifier this item is.
Digital-to-Analog Converter (DAC)
A Digital-to-Analog converter (also known as a DAC) converts a digital audio signal into an analog signal. This is especially helpful for listen to music from digital sources, such as iPods and smart phones.
Frequency Response
The range of frequencies the amplifier will reproduce (lowest frequency to the highest). Bigger is better, meaning the wider the range, the better. The optimal range is 20 - 20,000 Hz (which is the range of human hearing).
+/ - 0.02 dB Hz
Input Connection
This is the manner in which the headphone amplifiers receive an input audio signal.
3.5mm Mini-Jack
Output Connection
This is the manner in which the headphone amplifier will output the audio signal.
3.5mm Mini-Jack
Number of Outputs
Some headphone amplifiers have a built-in splitter so multiple pairs of headphones can be connected to it. The number specified here is the number of headphones that can be connected to the amplifier.
Output Impedance
This is the output impedance of the headphone amplifier.
2.2 ohms
The width of the item from left to right (side-to-side) measured in inches.
The height of the item, measured from top to bottom, in inches.
The front-to-rear depth of the item, in inches. If the item is angled or slanted, this value is the bottom measurement.

Specials with this Item

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Warranty and Return Policy

Parts Warranty Duration
2 years
Labor Warranty Duration
2 years
Warranty Provider

Summary of Customer Ratings & Reviews

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Product Summary


Model Number

C5 Slate



Internal SKU


Internal Product ID


Sonic Electronix Wiring Guide

Wiring Diagram Legend

Warning: The image depicted shows the resistance change when wiring multiple subwoofer terminals. Please refer to your subwoofer's owner's manual for the proper wiring of its terminals. Sonic Electronix, Inc. is not responsible for damage caused to your audio system or vehicle due to improper installation. Please call tech support at 1-877-289-7664 if you require additional assistance.

Product Name: JDS Labs C5 Professional Portable Headphone Amplifier (Silver Slate)

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JDS Labs C5 Professional Portable Headphone Amplifier (Silver Slate)

High-Performance Headphone Amp with Bass Boost, Dual Gain and 14 Hour Rechargeable Battery Built-In


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