True Wireless Headphones


Compact, colorful, pocket-sized
personalized bass on-the-go

  • Each headphone contains exclusive 9 mm HD TWS drivers that produce deep bass, which reproduces clear, powerful bass and well-balanced mid-high range.
  • Ducts on the back of the driver control airflow to ensure a detailed acoustic space, allowing ideal movement of the driver for rich low-frequency sounds
  • Switch between 5 different equalization settings via the "A-T Connect" app, including two types of Bass Boost. Once the equalizer is set, just tap the earphones and use them at any time without having to launch the app
  • As small and light as possible, a size that anyone can wear without difficulty. These headphones are designed to be comfortable, minimizing ear fatigue even when worn for long periods of time.
  • The headphones sit snugly in your ears, allowing them to be worn naturally while also maintaining a strong hold
  • The charging case is thin and lightweight enough to fit in the palm of your hand. It can easily fit in the coin pocket of your jeans
  • Headphones would power down and begin charging when put back in the case
  • IP55 washable waterproof and dustproof performance lets you enjoy bass anywhere
  • Hear-through function is useful for listening to music while maintaining awareness of your surroundings
  • Talk-through function allows you to hear announcements or listen to those around you.
  • Sidetone function allows you to hear your own voice during calls for more natural-sounding conversations
  • Enjoy immersive experience with minimize audio lag with Low Latency Mode
  • Multipoint support for two simultaneous Bluetooth connections

    Immerse yourself in your favorite music, podcast, game, or video with these completely wireless headphones, with a solid fit and clear bass. The compact size makes these headphones easy for anyone to wear, so you can enjoy powerful bass with a stable fit.

    ATH-CKS30TW feature five preset equalizers that allow you to instantly adjust the sound to your liking. Once you select your preferred equalizer in the dedicated app, you can apply the setting with a single tap of a headphone. With a charging case the size of a coin pocket in a pair of jeans, the AT-CKS30TW can be carried anywhere, fitting seamlessly into your world. Four color variations let you reflect your personal style. Enjoy bass anytime, anywhere.

    • audio technica ATH-CKS30TW
    • audio technica ATH-CKS30TW
    • audio technica ATH-CKS30TW
    • audio technica ATH-CKS30TW
    • audio technica ATH-CKS30TW
    • audio technica ATH-CKS30TW
  • ATH-CKS30TW Bluetooth Specifications

    Communication Systems

    Bluetooth Version.5.1

    RF Power Output

    10mW EIRP (Max.)

    Operating Range

    Line of sght approx. 10m

    Operating Frequencies

    2.4GHz band (2.402GHz ~ 2.480GHz)

    Communication Systems


    Spread Spectrum Method


    Bluetooth Profile Support


    Audio Codec Support

    AAC, SBC

    Content Protection


    Frequency Range

    20 ~ 20,000 Hz

    Operating Time

    Max. approx. 7.5 hours (Continuous use);
    Max. approx. 20 hours (if charging case is used in combination)

    Charge Time

    Headphones: Approx. 2.5 hours / Charging case: Approx. 3 hours

    ATH-CKS30TW Specifications (Headphones)



    Driver Diameter

    Ø9 mm

    Frequency Response

    5 ~ 20,000 Hz


    110 dB/mW


    20 Ω

    Waterproof Rating

    IP55 (headphones only)


    Headphones : Approx. 4.5g (L side), 4.5g (R side)
    Charging case: Approx. 28g


    ATH-CKS30TW BK (Black),
    ATH-CKS30TW BL (Blue),
    ATH-CKS30TW PK (Pink),
    ATH-CKS30TW WH (White)

    Accessories Furnished

    USB charging cable (30 cm USB Type A / USB Type-C)
    Eartips (XS, S, M, L)

    ATH-CKS30TW Specifications (Microphone)


    MEMS type

    Polar Pattern


    Frequency Response

    100 ~ 8,000 Hz


    -38dB (1V/pa at 1kHz)