Sony MDR-XB50BS/B Wireless Earphones 은 2017년 1월 1일에 처음 출시되었습니다. 이 Sony 헤드폰 버전은 블루투스 4.1, SBC, AAC를 지원합니다.
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Sony MDR-XB50BS/B Wireless Earphones vs JBL Everest 750 Wireless Headphones
