SILVERCREST IN-EAR headphones »STSK 2 C4«, with charging boxPlaying time: 3 hoursFrequency range: approx. 20-20,000 HzWireless charging of the charging box is also possible with a QI compatible charging mat – EverGreenProductInfo.com
Silvercrest True Wireless Bluetooth In Ear Headphones STSK 2 C4 FULL REVIEW - YouTube
Silvercrest True Wireless Bluetooth In Ear Headphones STSK 2 C4 FULL REVIEW - YouTube
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