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  1. Home
  2. HIFIMAN Store
  3. Discontinued HIFIMAN Portable & Personal Electronics
  4. Discontinued HIFIMAN Headphones
  5. Discontinued HIFIMAN Headphone Amplifiers

Discontinued HIFIMAN Headphone Amplifiers

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HIFIMAN ✕
Headphone amplifiers with DAC ✕
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Product Type
Headphone amplifiers with DAC,
Price Range
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.
Input Connection
This is the manner in which the headphone amplifiers receive an input audio signal.
Output Connection
This is the manner in which the headphone amplifier will output the audio signal.
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.

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You are currently viewing discontinued products.

HIFIMAN EF2A + Grado SR80E

Vacuum Tube Driven Headphone Amplifier/USB DAC + Prestige Series Wired On-Ear Open-Back Headphones

EF2A_SR80E big DISCONTINUED
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HIFIMAN EF2A + Grado SR80E

Vacuum Tube Driven Headphone Amplifier/USB DAC + Prestige Series Wired On-Ear Open-Back Headphones

• Vacuum Tube Headphone Amp/DAC
• Uses 2 6J1 Vacuum Tubes
• Burr Brown PCM2702 DAC
• 2 Rear Inputs & Front 1/4" Headphone Jack
• Wired On-Ear Headphones
• Powder Coated Aluminum Housing
• Prestige Series
• Sensitivity: 99.8dB
• Vented Diaphragms

1

• Vacuum Tube Headphone Amp/DAC
• Uses 2 6J1 Vacuum Tubes
• Burr Brown PCM2702 DAC
• 2 Rear Inputs & Front 1/4" Headphone Jack
• Wired On-Ear Headphones
• Powder Coated Aluminum Housing
• Prestige Series
• Sensitivity: 99.8dB
• Vented Diaphragms

HIFIMAN EF2A + Sonic Electronix Bonus Pack 3

Vacuum Tube Driven Headphone Amplifier/USB DAC + Extended Warranty & Exchange Policy

Here's What You Get with the Bonus Pack 3:

  • HIFIMAN EF-2A Headphone Amplifier/USB DAC
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • EF2A_HP-3YEARWARRANTY-200_180-DAY-EXCHANGE big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF2A + Sonic Electronix Bonus Pack 3

    Vacuum Tube Driven Headphone Amplifier/USB DAC + Extended Warranty & Exchange Policy

    • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Extended 180 Day Exchange Policy
    • 3-year Sonic Electronix Warranty

    Promo Savings Icon

    Here's What You Get with the Bonus Pack 3:

  • HIFIMAN EF-2A Headphone Amplifier/USB DAC
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Extended 180 Day Exchange Policy
    • 3-year Sonic Electronix Warranty

    HIFIMAN EF-2A + Grado SR60e

    Vacuum Tube Driven Headphone Amplifier/USB DAC + Prestige Series Wired On-Ear Open-Back Headphones

    EF2A_SR60E big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF-2A + Grado SR60e

    Vacuum Tube Driven Headphone Amplifier/USB DAC + Prestige Series Wired On-Ear Open-Back Headphones

    • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Wired On-Ear Headphones
    • Dynamic Diver Transducer
    • Prestige Series
    • Sensitivity: 99dB
    • Vented Diaphragms

    1

    • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Wired On-Ear Headphones
    • Dynamic Diver Transducer
    • Prestige Series
    • Sensitivity: 99dB
    • Vented Diaphragms

    HIFIMAN EF-2A

    Vacuum Tube Driven Headphone Amplifier/USB DAC

    EF-2A big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF-2A

    Vacuum Tube Driven Headphone Amplifier/USB DAC

    • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Dimensions: 5-11/16" W x 4-1/4" D x 3-1/8" H

    • Vacuum Tube Headphone Amp/DAC
    • Uses 2 6J1 Vacuum Tubes
    • Burr Brown PCM2702 DAC
    • 2 Rear Inputs & Front 1/4" Headphone Jack
    • Dimensions: 5-11/16" W x 4-1/4" D x 3-1/8" H

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 250 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    EF100_DT990250 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 250 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 250 Ohm Hi-Fi Stereo Headphones
    • Open-Back Design
    • Gold Vaporized 1/8" Mini Jack and 1/4" Adapter

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 250 Ohm Hi-Fi Stereo Headphones
    • Open-Back Design
    • Gold Vaporized 1/8" Mini Jack and 1/4" Adapter

    HIFIMAN EF-100 + Sonic Electronix Bonus Pack 3

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier + Extended Warranty & Exchange Policy

    Here's What You Get with the Bonus Pack 3:

  • HIFIMAN EF-100 Hybrid USB DAC Headphone Amplifier
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • EF100_HP-3YEARWARRANTY-500_180-DAY-EXCHANGE big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF-100 + Sonic Electronix Bonus Pack 3

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier + Extended Warranty & Exchange Policy

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 3.5mm, Stereo RCA & USB Inputs
    • Full Size Stereo Headphone Outpu
    • Extended 180 Day Exchange Policy
    • 3-year Sonic Electronix Warranty

    Promo Savings Icon

    Here's What You Get with the Bonus Pack 3:

  • HIFIMAN EF-100 Hybrid USB DAC Headphone Amplifier
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 3.5mm, Stereo RCA & USB Inputs
    • Full Size Stereo Headphone Outpu
    • Extended 180 Day Exchange Policy
    • 3-year Sonic Electronix Warranty

    HIFIMAN EF100 + Beyerdynamic DT 880 32 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Professional Audiophile 32 Ohms Headphones

    EF100_DT88032 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 880 32 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Professional Audiophile 32 Ohms Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Headphones
    • 1/8" Vaporized Gold Jack and 1/4" Adapter
    • 98 dB Sensitivity

    1

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Headphones
    • 1/8" Vaporized Gold Jack and 1/4" Adapter
    • 98 dB Sensitivity

    HIFIMAN EF100 + Beyerdynamic DT 880 Premium 600 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    EF100_DT880600 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 880 Premium 600 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Mesh Back
    • 1/8" Mini Jack and 1/4" Adapter
    • Impedance: 600 Ohm

    1

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Mesh Back
    • 1/8" Mini Jack and 1/4" Adapter
    • Impedance: 600 Ohm

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 600 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    EF100_DT990600 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 600 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 600 Ohm Hi-Fi Stereo Headphones
    • Open-Back Design
    • Gold Vaporized 1/8" Mini Jack and 1/4" Adapter

    2

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • 600 Ohm Hi-Fi Stereo Headphones
    • Open-Back Design
    • Gold Vaporized 1/8" Mini Jack and 1/4" Adapter

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 32 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    EF100_DT99032 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 990 Premium 32 Ohms

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Mesh Back
    • 1/8" Mini Jack and 1/4" Adapter
    • Impedance: 600 Ohm

    2

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Mesh Back
    • 1/8" Mini Jack and 1/4" Adapter
    • Impedance: 600 Ohm

    HIFIMAN EF100 + Beyerdynamic DT 880 Premium 250 Ohm

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    EF100_DT880250 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF100 + Beyerdynamic DT 880 Premium 250 Ohm

    Hybrid Vacuum Tube/USB DAC Headphone Amplifier and Premium Dynamic Headphones

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Headphones
    • 1/8" Vaporized Gold Jack and 1/4" Adapter
    • 96 dB Sensitivity

    • Tube/Solid-State Hybrid Design
    • Designed for Use w/ High Performance Headphones
    • 3 Integrated Independent Amplifier Sections
    • Semi-Open Headphones
    • 1/8" Vaporized Gold Jack and 1/4" Adapter
    • 96 dB Sensitivity

     
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