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

Discontinued Headphone Amplifiers

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Headphone amplifiers ✕
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Product Type
Headphone amplifiers,
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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.
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.
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.
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.
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You are currently viewing discontinued products.

Boostaroo T793-T (T793T) Headphone Amplifier and Splitter

USB Powered Portable Audio Amplifier & Splitter

T793-T big DISCONTINUED
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Boostaroo T793-T (T793T) Headphone Amplifier and Splitter

USB Powered Portable Audio Amplifier & Splitter

• Headphone Amplifier
• 3 Mini-Jack Outputs
• Increases the Volume up to 2x
• Compatible with any Headphone with a 3.5mm Mini-Jack Connection
• Small, Durable Casing
• USB/AC Powered

4

• Headphone Amplifier
• 3 Mini-Jack Outputs
• Increases the Volume up to 2x
• Compatible with any Headphone with a 3.5mm Mini-Jack Connection
• Small, Durable Casing
• USB/AC Powered

HIFIMAN EF6 + Sonic Electronix Bonus Pack 3

State-of-the-Art, Class A Reference Headphone Amplifier and Pre-amplifier + Extended Warranty & Exchange Policy

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

  • HIFIMAN EF6
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • EF6_HP-3YEARWARRANTY-2300_180-DAY-EXCHANGE big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    HIFIMAN EF6 + Sonic Electronix Bonus Pack 3

    State-of-the-Art, Class A Reference Headphone Amplifier and Pre-amplifier + Extended Warranty & Exchange Policy

    • Class A Reference Series Headphone Amplifier and Pre-amplifier
    • Inputs: Dual Rear RCAs, AUX
    • Dual input RCA’s and Single Pre-amp Output
    • (Protection Circuitry)
    • 24-step custom made attenuator (volume knob)
    • Outputs: 4 pin XLR, 1/4 inch, single ended clamp 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 EF6
  • 3-Year Sonic Electronix Warranty (Headphones Only)
  • Extended 180 Day Exchange (Some Exclusions Apply)

    • • Class A Reference Series Headphone Amplifier and Pre-amplifier
    • Inputs: Dual Rear RCAs, AUX
    • Dual input RCA’s and Single Pre-amp Output
    • (Protection Circuitry)
    • 24-step custom made attenuator (volume knob)
    • Outputs: 4 pin XLR, 1/4 inch, single ended clamp jack
    • Extended 180 Day Exchange Policy
    • 3-year Sonic Electronix Warranty

    FiiO E12 Mont Blanc OPEN BOX COMPLETE

    Portable Headphone Amplifier w/ Smart Recharging Battery

    E12 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    FiiO E12 Mont Blanc OPEN BOX COMPLETE

    Portable Headphone Amplifier w/ Smart Recharging Battery

  • Item Condition: Open Box Complete
    • • Portable Headphone Amplifier
    • Slim And Sleek Design For Maximum Portability
    • Rechargable Li-ploymer Battery With +11 Voltage
    • Charging Indicator For Added User Convenience

  • Item Condition: Open Box Complete
    • • Portable Headphone Amplifier
    • Slim And Sleek Design For Maximum Portability
    • Rechargable Li-ploymer Battery With +11 Voltage
    • Charging Indicator For Added User Convenience

    FiiO E18 Kunlun-OPEN BOX

    Android USB Rechargeable Portable Headphone Amplifier & DAC with 96KHz/24Bit Sample Rate

    E18 (Kunlun) big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    FiiO E18 Kunlun-OPEN BOX

    Android USB Rechargeable Portable Headphone Amplifier & DAC with 96KHz/24Bit Sample Rate

    • 1/8" (3.5mm) Output
    • Coaxial/Optical Input
    • USB Recharge and DAC Port
    • OLED Display
    • 1/8" (3.5mm) Line-In Portable Amplification
    • Rechargeable Lithium Ion Battery

    • 1/8" (3.5mm) Output
    • Coaxial/Optical Input
    • USB Recharge and DAC Port
    • OLED Display
    • 1/8" (3.5mm) Line-In Portable Amplification
    • Rechargeable Lithium Ion Battery

    Bundle: NuForce Icon HD (Red) + NVX EX10s

    Audiophile Grade Desktop Headphone Amplifier and USB DAC (Digital-to-Analog Converter)

    Icon HD (Red)-2 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    Bundle: NuForce Icon HD (Red) + NVX EX10s

    Audiophile Grade Desktop Headphone Amplifier and USB DAC (Digital-to-Analog Converter)

    • USB D/A Converter
    • High Performance Headphone-Amplifier Circuit
    • Analog Volume Control
    • 6.3mm Headphone Output
    • Signal-to-Noise Ratio: >100dB

    • USB D/A Converter
    • High Performance Headphone-Amplifier Circuit
    • Analog Volume Control
    • 6.3mm Headphone Output
    • Signal-to-Noise Ratio: >100dB

    JDS Labs C5 Professional Grade Portable Headphone Amplifier (Black)

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

    C5 Black big DISCONTINUED
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    JDS Labs C5 Professional Grade Portable Headphone Amplifier (Black)

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

    • Audiophile Grade Portable Headphone Amplifier
    • Up to 14 Hours of Play Time with Built-In Rechargeable Battery
    • DC Coupled Signal Path Ensures Low Noise with High Channel Accuracy
    • Dual LDO Power Regulation Provides Ultra-Low Digital Noise
    • Audibly Perfect Channel Balance Delivers Smooth Volume Adjustments & Consistency
    • Primary Color: Black

    • Audiophile Grade Portable Headphone Amplifier
    • Up to 14 Hours of Play Time with Built-In Rechargeable Battery
    • DC Coupled Signal Path Ensures Low Noise with High Channel Accuracy
    • Dual LDO Power Regulation Provides Ultra-Low Digital Noise
    • Audibly Perfect Channel Balance Delivers Smooth Volume Adjustments & Consistency
    • Primary Color: Black

    JDS Labs C5 Red Portable Headphone Amplifier Open Box

    Red C5 Headphone Amplifier

    C5 Red big DISCONTINUED
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    JDS Labs C5 Red Portable Headphone Amplifier Open Box

    Red C5 Headphone Amplifier

    Headphone Amplifier • Smart USB Charging • DC Coupled Signal Path • Dual LDO Power Regulation • Audibly Perfect Channel Balance • Red

    Headphone Amplifier • Smart USB Charging • DC Coupled Signal Path • Dual LDO Power Regulation • Audibly Perfect Channel Balance • Red

    Beyerdynamic A 200 p - A200p High-End portable DAC / Headphone Amplifier OPEN BOX COMPLETE

    High-End Portable DAC / Headphone Amplifier

    A 200 p big DISCONTINUED
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    Beyerdynamic A 200 p - A200p High-End portable DAC / Headphone Amplifier OPEN BOX COMPLETE

    High-End Portable DAC / Headphone Amplifier

    Seal ripped on box/Used

  • Item Condition: Open Box Complete
    • • High-end portable DAC / headphone amplifier
    • DAC with up to 24 bit Resolution
    • LED Display for Charging, Operation and Volume
    • Integrated rechargeable Battery
    • Up to 11 hours Operating Time

    Seal ripped on box/Used

  • Item Condition: Open Box Complete
    • • High-end portable DAC / headphone amplifier
    • DAC with up to 24 bit Resolution
    • LED Display for Charging, Operation and Volume
    • Integrated rechargeable Battery
    • Up to 11 hours Operating Time

    Beyerdynamic A 200 p - A200p High-End portable DAC / Headphone Amplifier (OPEN BOX INCOMPLETE)

    High-End Portable DAC / Headphone Amplifier

    A 200 p big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    Beyerdynamic A 200 p - A200p High-End portable DAC / Headphone Amplifier (OPEN BOX INCOMPLETE)

    High-End Portable DAC / Headphone Amplifier

    • High-end portable DAC / headphone amplifier
    • DAC with up to 24 bit Resolution
    • LED Display for Charging, Operation and Volume
    • Integrated rechargeable Battery
    • Up to 11 hours Operating Time

    • High-end portable DAC / headphone amplifier
    • DAC with up to 24 bit Resolution
    • LED Display for Charging, Operation and Volume
    • Integrated rechargeable Battery
    • Up to 11 hours Operating Time

    NuForce HAP-100 Black High Performance Headphone Amplifier & Stereo Preamp OPEN BOX (NO REMOTE)

    High Performance Audiophile-Grade Preamp and Headphone Amplifier with Front 6.3mm (1/4 Inch) Jack

    LS-HAP-100 Black-OBC-2 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    NuForce HAP-100 Black High Performance Headphone Amplifier & Stereo Preamp OPEN BOX (NO REMOTE)

    High Performance Audiophile-Grade Preamp and Headphone Amplifier with Front 6.3mm (1/4 Inch) Jack

    Item has been opened, has box damage. and is missing remote
    Digital To Analog Converter And Headphone Amp • Preamplifier Stage Providing 5db Of Gain With Zero Negative Feedback For Fatigue-free Listening • Single-ended Class A Headphone Amplifier Stage • Led Volume Indicator For Precise Tracking Of Volume Level

    Item has been opened, has box damage. and is missing remote
    Digital To Analog Converter And Headphone Amp • Preamplifier Stage Providing 5db Of Gain With Zero Negative Feedback For Fatigue-free Listening • Single-ended Class A Headphone Amplifier Stage • Led Volume Indicator For Precise Tracking Of Volume Level

    NuForce Icon uDAC-3 Red

    High-Resolution USB Desktop Headphone Amplifier and Digital Audio Converter (DAC)

    uDAC-3 Red-2 big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    NuForce Icon uDAC-3 Red

    High-Resolution USB Desktop Headphone Amplifier and Digital Audio Converter (DAC)

    • Mobile DAC and desktop headphone amplifier
    • Ideal for audiophiles, DJs, musicians and gamers
    • Input: USB Digital (1.1 and 2.0 compatible)
    • Output: Analog RCA output
    • Convenient rotary volume control

    2

    • Mobile DAC and desktop headphone amplifier
    • Ideal for audiophiles, DJs, musicians and gamers
    • Input: USB Digital (1.1 and 2.0 compatible)
    • Output: Analog RCA output
    • Convenient rotary volume control

    NuForce Icon uDAC-3 (Silver)

    High-Resolution USB Desktop Headphone Amplifier and Digital Audio Converter (DAC)

    UDAC-3 Silver big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    NuForce Icon uDAC-3 (Silver)

    High-Resolution USB Desktop Headphone Amplifier and Digital Audio Converter (DAC)

    • Desktop USB DAC
    • 24-Bit/96 kHz
    • TOCOS Volume Control
    • Analog RCA, Digital Coaxial, and 3.5mm Outputs
    • USB Bus Powered, 80 mA/5V

    3

    • Desktop USB DAC
    • 24-Bit/96 kHz
    • TOCOS Volume Control
    • Analog RCA, Digital Coaxial, and 3.5mm Outputs
    • USB Bus Powered, 80 mA/5V

    Boostaroo R234 (Blue)

    Boostaroo Revolution High-Definition Personal Audio Amplifier & Splitter (Blue)

    R234 Blue big DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    Boostaroo R234 (Blue)

    Boostaroo Revolution High-Definition Personal Audio Amplifier & Splitter (Blue)

    • Headphone Amplifier
    • 2 Mini-Jack Outputs
    • Compact Design
    • Compatible with any Headphone with a 3.5mm Mini-Jack Connection
    • Small, Durable Casing
    • Battery Powered
    • Blue

    3

    • Headphone Amplifier
    • 2 Mini-Jack Outputs
    • Compact Design
    • Compatible with any Headphone with a 3.5mm Mini-Jack Connection
    • Small, Durable Casing
    • Battery Powered
    • Blue

    NuForce Icon HD - Red - Open Box, Acceptable but Missing part Used

    Audiophile Grade Desktop Headphone Amplifier and USB DAC (Digital-to-Analog Converter)

    No picture DISCONTINUED
    Go to item page Right Arrow Icon of Right Arrow

    NuForce Icon HD - Red - Open Box, Acceptable but Missing part Used

    Audiophile Grade Desktop Headphone Amplifier and USB DAC (Digital-to-Analog Converter)

    • USB D/A Converter
    • High Performance Headphone-Amplifier Circuit
    • Analog Volume Control
    • 6.3mm Headphone Output
    • Signal-to-Noise Ratio: >100dB

    • USB D/A Converter
    • High Performance Headphone-Amplifier Circuit
    • Analog Volume Control
    • 6.3mm Headphone Output
    • Signal-to-Noise Ratio: >100dB

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