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Audio-Technica ATH-CK3TW Wireless In-Ear Headphones Black

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The ATH-CK3TW black are truly wireless in-ear headphones with Bluetooth 5.0 and are equipped with specially designed 5.8 mm drivers that reproduce powerful, detailed audio from an ultra-compact design. Features ergonomic, minimalist earbuds that come with four sizes of thin, flexible silicone eartips (XS/S/M/L), for a compact earbud housing that includes a built-in mic and touch controls with superior call quality from the Qualcomm cVc (Clear Voice Capture) technology. The headphones have an IPX2 water-resistance rating, are compatible with the high-quality Qualcomm aptXTM audio codec and with Qualcomm TrueWireless Stereo Plus, and offer six hours of continuous use on a full charge, with 24 hours of additional power available from the charging case. Backed by a 1 year Audio-Technica warranty.


Truly wireless listening experience with Bluetooth® 5.0 technology frees you from the hassle of wires

Water-resistant performance (IPX2 drip-proof rating) protects headphones from dripping water, such as rain and sweat

Ergonomic, minimalist design fits the ear naturally and makes the earbuds easy to transport

Touch control in each earbud housing cradles the fingertip for easy management of music, calls, and volume

Internal battery supplies six hours of continuous use on a full charge and portable charging case gives you an additional 24 hours of on-the-go power

Compatible with Siri and Google Assistant for convenient and quick hands-free voice command activation

Specially designed 5.8 mm drivers deliver powerful, detailed audio from an ultra-compact design

Qualcomm cVc™ (Clear Voice Capture) technology ensures you can have clear, natural-sounding conversations during calls

Qualcomm TrueWireless™ Stereo Plus, a special low-latency function, ensures you can stream the latest releases with no audio disruption and a stable connection*

Compatible with high-quality Qualcomm® aptXTM audio codec

Includes silicone eartips (XS/S/M/L) and 30 cm (12") USB-A/USB-C charging cable


Type Dynamic
Driver Diameter 5.8 mm
Frequency Respons e 20 – 20,000 Hz
Sensitivity 98 dB/mW
Impedance 16 ohms
Battery Headphones: DC 3.7V lithium-ion battery
Charging case: DC 3.7V lithium polymer battery
Battery Life Max. approx. 6 hours (headphones); max. approx. 24 hours (with charging case)
Charging time: approx. 2 hours (headphones); approx. 2.5 hours (charging case)
Weight Headphones: Approx. 4.7 g (L side), approx. 4.7 g (R side)
Charging case: Approx. 49.7 g
Accessories Included 30 cm USB-A/USB-C charging cable, eartips (XS, S, M, L)
Type (Microphone) MEMS type
Sensitivity (Microphone) -38 dB (1 V/Pa, at 1 kHz)
Frequency Response (Microphone) 100 – 10,000 Hz
Polar Pattern (Microphone) Omnidirectional
Operating Temperature 5°C to 40°C
Communication system Bluetooth version 5.0
RF output 10 mW EIRP
Maximum communication range Line of sight – approx. 10m
Frequency band 2.402 GHz to 2.480 GHz
Modulation method FHSS
Compatible Bluetooth profiles A2DP, AVRCP, HFP, HSP
Support codec Qualcomm® aptXTM audio, SBC
Supported content protection method SCMS-T
Transmission band 20 to 20,000 Hz

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