Fiio E11K Kilimanjaro2 + Sonic Electronix Bonus Pack 1

Portable Headphone Amplifier + Extended Exchange Policy

Here's What You Get with the Bonus Pack 2:

  • Fiio E11K Kilimanjaro2 Headphone Amplifier
  • Extended 180 Day Exchange Policy (Some Exclusions Apply)

  • We apologize

    This item has been discontinued

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    Fiio E11K Kilimanjaro2

    Portable Headphone Amplifier
    Quantity: 1

    General Features:

    • Portable headphone amplifier designed for hi-fi listening on-the-go
    • All aluminum-alloy body and chassis protects the amplifier from electromagnetic interference
    • Preamplifier OPA1642 serves as the voltage amplifier
      • Provides outstanding layering as well as medium and high frequency extension
    • Power amplifier AD8397 serves as the current amplifier
      • Ensures precision control of low frequencies and smooth drive
    • Features fully discrete bass circuit design with basic on/off control
    • 1/8" stereo auxiliary input and headphone output
    • Reinforced battery capacity provides up to 16 hours of playtime
    • Simple rotary volume control and toggle switches
    • Dimensions: 2.2"W x 0.5"D x 3.59"H
    • Authorized Internet Dealer
    • 1-year Manufacturer's Warranty


    • Recommended Headphone Impedance: 16 ~ 150 ohms
    • Frequency Response: 20-20,000 Hz
    • Signal to Noise Ratio: 108dB
    • THD: .004%
    • Maximum Output Power:
      • 270mW (32 ohms THD <1%)
      • 450mW (16 ohms THD <1%)
    • 1400mAH internal battery

    Sonic Electronix Bonus Pack 1 Includes:

    Extended 180 Day Exchange w/ 60 Day Return for the Fiio E11K Kilimanjaro2 Headphone Amplifier
    • If you don't love your new headphones, exchange them within 180 days no questions asked!
      • Only applies to the Fiio E11K Kilimanjaro2 Headphone Amplifier
      • Must be returned without physical damage in original packaging with all accessories
        • Defective products still eligible for standard 1 year exchange policy
      • Standard 60 day return policy still applies
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    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 - 20,000 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
    Output Power
    This is the output wattage of the headphone amplifier. It is measured in mW.
    450 mW
    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
    1 year
    Labor Warranty Duration
    1 year
    Warranty Provider

    Summary of Customer Ratings & Reviews

    Rating Distribution

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    1 Star

    Average Attribution Rating

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    Product Summary


    Model Number

    E11K_180 Day Exchange



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    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: Fiio E11K Kilimanjaro2 + Sonic Electronix Bonus Pack 1

    Item Added to Cart

    Fiio E11K Kilimanjaro2 + Sonic Electronix Bonus Pack 1

    Portable Headphone Amplifier + Extended Exchange Policy


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