무선 커널형 블루투스 이어폰 9DHiFi 노이즈 캔슬링 헤드폰 장시간 대기 5.0
Single Ear Car Business Ear-hook Headset 9DHiFi Noise Canceling Headset Long Standby 5.0 Bluetooth Headset Basic parameters Bluetooth version: V5.0 Use radius: 8-12 meters Battery capacity: 100/300 mA Charging time: about 1 hours Listening time: about 28 hours Call time: about 45 hours Support language: Chinese/English Headset weight: about 10 grams Package contents Bluetooth headset*1 Charging cable*1 Manual *1