iBall Collar B9 Wireless Earphones 는 2015년 7월 29일에 처음 출시되었습니다. 70.00g의 무게에 우아한 블랙 디자인은 iBall Collar B9 Wireless Earphones 를 아름답고 편안한 헤드폰으로 만듭니다. 이 버전의 iBall 헤드폰은 블루투스 4.1을 지원합니다.
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