Audio Technica BK CKS5TW Black


Sound Reality Wireless In-Ear Headphones

The truly wireless design of the ATH-CKS5TW lets you listen with ultimate comfort and freedom of movement. Enjoy powerful, high-fidelity audio on the go – with no wires to hold you back.

Featuring auto power on/off, the headphones turn on and are ready to go as soon as you remove them from the included charging case. Return them to the case and they power off and begin charging. The headphones offer 15 hours of continuous music playback on a full charge, with 30 hours of additional power available from the charging case, so you can take your music with you wherever you go. Plus, the case is equipped with a USB-C battery jack, allowing you to recharge the case quickly when you need to do so.

The ATH-CKS5TW headphones have an IPX2 water-resistance rating, which means they are protected from dripping water, such as rain and sweat. They are also compatible with the high-quality Qualcomm® aptXTM audio and AAC codecs for excellent wireless audio transmission.


Powerful, High-Fidelity Audio

Designed to fulfill our founder’s vision: high-quality audio for everyone. 

Woman wearing ATH-CKS5TW headphones

Secure, Comfortable Fit

Go wherever you want. The thin, flexible eartips and 3D loop supports are designed to keep the music in your ears.
Man walking on street with ATH-CKS5TW headphones

Enhanced Call Clarity

Qualcomm cVc™ (Clear Voice Capture) technology ensures clear, natural-sounding phone conversations.

15 Hrs of Battery Life

Our best-in-class battery life keeps the music going. And if that’s not enough, the portable charging case gives you an additional 30 hours of on-the-go power.

Woman holding ATH-CKS5TW and charging case



  • Powerful Solid Bass sound in a truly wireless design with Bluetooth® 5.0 technology for ultimate comfort and freedom of movement
  • Water-resistant performance (IPX2 drip-proof rating) protects headphones from dripping water, such as rain and sweat
  • Auto power function turns the headphones on when they’re removed from the charging case and turns them off and begins charging when they’re returned to the case
  • Built-in mic and buttons let you control music, calls, and volume without touching your smartphone
  • Exclusive 10 mm drivers with dual-layer diaphragm deliver clear, full-range audio with superb bass
  • Thin, flexible silicone eartips fit securely and improve high-frequency sound delivery
  • Included 3D loop supports can be used to provide an even more secure fit
  • Long-lasting battery life with 15 hours of continuous use on a full charge
  • Portable charging case gives you two additional charges for 45 total hours of on-the-go power
  • Qualcomm cVc™ (Clear Voice Capture) technology ensures you can have clear, natural-sounding conversations during calls
  • Compatible with high-quality Qualcomm® aptXTM audio and AAC codecs
  • Call audio plays in both headphones for greater clarity
  • Supports the Audio-Technica Connect app for convenient control of headphone settings
  • Includes silicone eartips (XS/S/M/L), 30 cm (12") USB-A/USB-C charging cable, 3D loop supports, and silicone rings


Type :
Driver Diameter :
10 mm
Frequency Response :
5 to 40,000 Hz
Sensitivity :
110 dB/mW
Impedance :

16 ohms

Battery Type :
DC 3.7 V lithium ion battery
Charging case :
DC 3.7 V lithium polymer battery
Continuous transmission time (music playback):
Max. approx. 15 hours* (headphones),

Max. approx. 45 hours* (if charging case is used in combination)

Weight Headphones :
Approx. 8 g (0.28 oz) (L side), approx. 8 g (0.28 oz) (R side)
Weight Charging case :
Approx. 60 g (2.1 oz)
Accessories Included :
USB charging cable (30 cm (12”), USB Type-A / USB Type-C), Eartips
Microphone Type :
MEMS type
Microphone Polar Pattern :
Microphone Frequency Response :
50 to 4,000 Hz
Microphone Sensitivity :
-40 dB (1 V/Pa, at 1 kHz)
Operating Temperature :

5°C to 40°C (41°F to 104°F)

Bluetooth® Version :
Bluetooth version 5.0
Output :
10 mW EIRP
Operating Range :
Line of sight - approx. 10 m (33')
Frequency Band :
2.402 GHz to 2.480 GHz
Modulation Method :
Compatible Bluetooth® Profiles :
Support Codec Qualcomm® :
aptXTM audio, AAC, SBC
Transmission Band :
20 to 20,000 Hz

You may also like

Recently viewed