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ATH-CKX5iS (DISCONTINUED)

SonicFuel® In-ear Headphones with In-line Mic & Control


U.S. Two-Year Limited End-User Warranty

*Manufacturer's Suggested Retail Price. Actual selling price may vary; please check with an authorized Audio-Technica dealer.

  • active headphones


  • Overview
  • Features
  • Specifications

  • Overview

    Music is your energy for life – the fuel for your heart and soul. SonicFuel® headphones are specifically designed for active, daily use, to power you forward by delivering extraordinary comfort, style and an immersive listening experience that never sounds artificial, processed or filtered. Just pure sonic goodness for the high-octane tempo of your life.

    The ATH-CKX5iS SonicFuel® in-ear headphones feature stay-in-place fit, providing unique comfort in addition to optimal sound. The C-tip configuration nestles within the ear where it locks in place for extra stability. A 360˚ rotating eartip adjusts to the unique angle of your ear canal for personalized fit and improved sound isolation.

    In-line volume and microphone controls (on compatible smartphones) allow you to control music & phone calls without missing a beat.
  • Features


    • 360° rotating eartip adjusts to the unique angle of your ear canal for personalized fit and better sound isolation

    • C-tip design fits the shape of your ear for reliable, stay-in-place comfort

    • In-line control with mic for answering/ending calls, controlling music & video playback, and controlling volume (on compatible smartphones & other portable devices)

    • Crisp, accurate audio reproduction

    • Includes carrying pouch, eartips (XS/S/M/L), C-tips (S/M/L)

    • Available in black (BK), blue (BL), red (RD), and white (WH)

  • Specifications

    TypeDynamic
    Driver Diameter8 mm
    Frequency Response15 - 22,000 Hz
    Maximum Input Power40 mW
    Sensitivity100 dB/mW
    Impedance16 ohms
    Weight10 g (without cord)
    Cable1.2 m, Y-type
    Connector3.5 mm gold-plated stereo 4-pin mini-plug, L-type
    Accessories IncludedCarrying pouch, eartips (XS/S/M/L), C-tips (S/M/L)
    Type (Microphone)Condenser
    Sensitivity (Microphone)-44 dB (0 dB=1 V/Pa, 1 kHz)
    Frequency Response (Microphone)100 - 10,000 Hz
    Polar Pattern (Microphone)Omnidirectional



    Conditions