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HIFIMAN EF2C

USB-DAC Headphone Amplifier

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HIFIMAN EF2C

USB-DAC Headphone Amplifier

$169.00

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HIFIMAN EF2C USB-DAC Headphone Amplifier

HIFIMAN
HIFIMAN
HIFIMAN
HIFIMAN
HIFIMAN
HIFIMAN


General Features:

  • HIFIMAN EF2C USB-DAC Headphone Amplifier
  • Combines the rich and warm sound signature of vacuum tubes with the advantages of low distortion and and high S/N rate from the solid-state amplifier
  • Step potentiometer for precise control and accurate channel balance
  • Hybrid design employs two 6J1 tubes for it's input stage
  • Perfect match for most PC-driven audiophile headphones
  • Dimensions: 5.7"W x 4.3"D x 3.1"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Product Specification:

  • Output Impedance: 32 - 300 Ohms
  • Max. Power Output: 600mW @ 35 Ohms
  • Line-in Max Output: 4.6V Distortion: 2%
  • USB DAC Max Output: 3.2V Distortion: 0.46%
  • Power supply: 110 Volt
  • Frequency response: 20 Hz - 20,000 Hz
  • S/N: 90 dB
  • Input Impedance: 47,000 ohms

Product History:

HIFIMAN EF2C thumbnail
(newest, current model)
HIFIMAN EF-2A thumbnail
(previous model, replaced by HIFIMAN EF2C)

Headphone Amplifier Specifications

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.
Built-in
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.
Stereo RCA
Input Impedance
This is the input impedance of the headphone amplifier.
47000 ohms
Output Connection
This is the manner in which the headphone amplifier will output the audio signal.
1/4" Plug
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.
1
Output Power
This is the output wattage of the headphone amplifier. It is measured in mW.
320 mW
Output Impedance
This is the output impedance of the headphone amplifier.
32-300 ohms
Power Requirement
This is the required way to give the unit power. Common power sources are 120V AC (Common house plugs), batteries, or a combination of the two. If the headphone amplifier uses batteries, this will list the type of batteries that are required. Please refer to the description to find out how many are required for the unit to be properly powered.
110 / 220V AC
Width
The width of the item from left to right (side-to-side) measured in inches.
5-11/16"
Height
The height of the item, measured from top to bottom, in inches.
3-1/8"
Depth
The front-to-rear depth of the item, in inches. If the item is angled or slanted, this value is the bottom measurement.
4-1/4"
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.
Desktop

DAC Specifications

Power Requirement
This is the required way to give the unit power. Common power sources are 120V AC (Common house plugs), batteries, or a combination of the two. If the headphone amplifier uses batteries, this will list the type of batteries that are required. Please refer to the description to find out how many are required for the unit to be properly powered.
110 / 220V AC

Specials with this Item

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Warranty and Return Policy

Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

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Product Summary

Manufacturer

Model Number

EF2C

UPC

703510596482

Weight

3.00lbs

Internal SKU

ef2c

Internal Product ID

107033

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: HIFIMAN EF2C