SonicSport® Wireless In-ear Headphones


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SPORT90BT SonicSport Bluetooth® Headphones

Enjoy pure freedom and deviceless audio playback with the ATH-SPORT90BT in-ear headphones. Designed with 8 hours of battery life and 4GB of built-in USB storage, you can pound the pavements or work through your reps without carrying your smartphone. Featuring high-sensitivity 6mm drivers, these sports earphones deliver rich sound and crystal-clear audio, providing perfect music playback while you workout.

Sweat resistant and waterproof, the SPORT90BT are IPX5-rated* for a truly unstoppable and reliable performance, making them an excellent companion for your daily workouts. Offering four eartips and ear fins made from soft silicone, these headphones provide ultimate comfort during your daily run, walk or gym session.

*IEC rating IPX5 (Washable). The headphone may be washed using running water (not completely waterproof).



  • Bluetooth wireless technology with in-line mic and controls for convenient handling of calls, music playback and volume adjustment

  • Built-in 4 GB music player lets you work out without your smartphone

  • High-sensitivity 6 mm drivers with a powerful magnetic circuit and dedicated headphone amplifier deliver strong, high-fidelity audio

  • Switchable ambient noise hear-through function allows you to hear people and traffic around you for safer use outdoors

  • When not in use, earbuds built-in magnet sensors can be linked together, automatically pausing music playback

  • Lab tested and certified IPX5* waterproof rating allows headphones to be washed after use

  • Internal battery provides up to eight hours of playback from the built-in music player and five hours of wireless playback from a Bluetooth device

  • Cable length can be adjusted by using the included cable slider

  • Headphones provide voice confirmation (in English) of various functions, including power on/off, Bluetooth connection status, and low battery level

  • Supports high-quality AAC codec

  • Includes standard eartips (XS, S, M, L), ear fins (XS, S, M, L), 40 cm (16") USB-A/USB-C charging cable, and carrying pouch

*IEC rating IPX5 (Washable). The headphone may be washed using running water (not completely waterproof).


Type Dynamic
Driver Diameter 6 mm
Frequency Response 20 – 25,000 Hz
Sensitivity 90 dB/mW
Impedance 16 ohms
Battery DC 3.7 V lithium ion battery
Battery Life Continuous transmission (music playback): Up to 6 hours Built-in music player (MP3/128 kbps playback): Up to 8 hours Charging Time: Approx. 3 hours (for 0-100% charge)
Weight 22.0 g (0.8 oz)
Microphone Type MEMS
Microphone Sensitivity -42 dB (1V/Pa at 1 kHz)
Microphone Frequency Response 100 – 8,000 Hz
Microphone Polar Pattern Omnidirectional
Accessories Included Eartips (XS, S, M, L), ear fins (XS, S, M, L), 40 cm (16") USB-A/USB-C charging cable, and carrying pouch


Product Security (EOL)

We are committed to the security of our connected products so that you can continue to use your product with confidence throughout its lifetime. We also recognise the value that the research community plays in enhancing the security for our customers and welcome the opportunity for feedback from the community.

To report any vulnerabilities that may provide a potential attacker with the ability to compromise the integrity, availability or confidentiality of our Products and their associated services, please complete our vulnerabilities submission form.

When you report a vulnerability, you can expect a response within 1 working week and a status update within 1 working month.

As this product is no longer in production, its software and associated services will continue to be supported with security updates until 26th April 2029.