Big bass, long battery life and quiet when you want it – in a secure-fitting true wireless earbud. The Audio Technica ATH-CKS50TW Wireless in-ear headphones, black come from Audio-Technica’s SOLID BASS series. They combine powerful bass with a fit designed to keep the bass sealed in, and up to 20 hours of play from the earbuds alone.
Why customers choose it
Who it is for
Bass lovers, daily commuters on buses and trains, gym-goers and walkers (IPX4), students and office workers taking calls, and mobile gamers.
What’s in the box
- ATH-CKS50TW earbuds and charging case
- 30 cm USB charging cable (USB-A to USB-C)
- Eartips (XS, S, M, L)
Specifications
| Type | True wireless, dynamic, in-ear |
|---|---|
| Driver | 9 mm |
| Frequency response | 5 – 20,000 Hz |
| Sensitivity | 110 dB/mW |
| Impedance | 20 ohms |
| Bluetooth | Version 5.2, approx. 10 m range |
| Codecs | aptX Adaptive, aptX, AAC, SBC |
| Battery life | Up to 20 h earbuds (15 h with ANC); up to 50 h with case |
| Charging time | About 3 h (earbuds), about 3 h (case) |
| Microphone | MEMS, omnidirectional |
| Water resistance | IPX4 (earbuds only) |
| Weight | About 8 g per earbud; case about 60 g |
| Colour | Black |
| Noise Control | Active noise cancelling, hear-through |
| Connectivity | Bluetooth 5.2 |
| Multipoint | Yes, 2 devices |
Good to know
- IPX4 means splash-proof, not waterproof – do not use in the shower or bath.
- The Audio-Technica Connect app adds EQ, low latency mode, codec switching, button customisation and find-my-earbuds.
- You can use one earbud on its own for music or calls.
- Replacement eartips: ER-TW32.
FAQ
Does it have noise cancelling?
Yes. It has active noise cancelling, hear-through and quick hear-through modes.
Can I connect my phone and laptop together?
Yes. Multipoint lets it stay connected to two Bluetooth devices at once.





























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