ATH-CKR 7 TW wireless earphones - grey or black finish. The Audio Technica brand offers us here wireless headphones up to 6 hours of autonomy on the same charge. Its Japanese design has been designed to propel wireless technology to a higher level, able to handle calls and music on the phone thanks to the application "Audio Technica connect", the earphones ATH-CKR 7 TW can even go up to at 9 hours of autonomy thanks to its compact loader.
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|Nominal impedance Z||16 ohms|
|Weight||earphones: 18g / Carrying case: 68g|
|Mean sound pressure level||102 dB / mW / microphone: -38 dB (1V / Pa, at1kHz)|
|Frequency response||5 to 45,000 Hz ; du microphone : 50 to 4,000 Hz|
|Supplied accessories||USB charging cable (30 cm (12 ") USB Type A / Micro USB Type B) Ear tips (XS, S, M, L) 3D loop support|
|Operating temperature||5°C to 40°C|
|Diameter of the transducer||11mm|
|Battery Type||Earphones: 3.7V DC lithium-ion battery / Battery cases: 3.7 V lithium polymer battery|
|Battery life||Max. about. 6 hours ; when using the charging case: Max. about. 15 hours|
|Microphone type||MEMS type|
|Microphone Directivity Curve||omnidirectional|
|Loading time||headphones: Approx. 2 hours / Carrying case: Approx. 5 hours|
|Bluetooth® version||Bluetooth version 5.0|
|Max distance Communication||approx. 10 m|
|Bluetooth® compatibility||A2DP, AVRCP, HFP, HSP|
|Codec Support||Qualcomm® aptX™ audio, AAC, SBC|
|Broadcast band||20 to 20,000 Hz|
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