JDS Labs, Inc Objective2 Professional Grade Desktop Headphone Amplifier Open Box

AC Rechargeable Battery Desktop Amplifier with Dual Gain Switch (AC Power Adapter Sold Separately)

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This item has been discontinued

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Straight-Forward Sound

Designed from its inception to deliver the highest quality sound reproduction the Objective2 has become among the most polemic and revolutionary amplifier designs in the audio world. The driving concept behind the Objective2 was to develop an amplifier that rivals the quality of the most exclusive makers without inflating costs.

Needless to say, the Objective2 achieved precisely what it set out to do. The end result is a desktop amplifier with the power to drive headphones of high impedance with fidelity and precision. Featuring a dual gain switch and silent volume adjustment, the Objective2 allows users to detail the sound to their personal liking. Moreover, the Objective2 can be charged through an AC jack that power the rechargeable batteries.

Overall, the designer of the Objective2, NwAvGuy, offered the world a truly astounding unit that delivers far beyond expectation.

Product Features:

  • Objective2 Headphone Amplifier
  • Contained in a custom JDS Labs, Inc metal enclosure
  • 14-20v AC input for recharging
  • 3.5mm input and output ports
  • Single LED power indicator
  • Smooth turning volume know for silent volume adjustments
  • Primary Color Tone: Silver (Front), Black (Body)
  • Also Found As: J.D.S. Labs Objective 2 (Two), JDS Labs Objective Two, JDS Labs O2, JDSLabs O-2
  • Power adapter sold seperately: JDS Labs, Inc Triad 12V AC Adapter

Technical Specifications:

  • Gain switch: 2.5x and 6.5x
  • Frequency Response: 20Hz-20kHz
  • Output Impedance: 0.5 ohm
  • Volume Potentiometer Taper: 15A or 3B
  • Authorized Internet Dealer
  • 2-year Manufacturer's Warranty

    ***PLEASE Note that this item does NOT INCLUDE the Standard North America AC Power Adapter***

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).
20 - 20000 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.
0.5 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

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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, Inc Objective2 Professional Grade Desktop Headphone Amplifier Open Box