Lenovo HT05 TWS bluetooth 5.0 Earbuds HiFi Stereo Headphone IPX5 Waterproof Sports Headset Noise Reduction with HD Micro

Features BT 5 0 brings high data transfer speed stable connection and low power consumption Automatically pair after taken out from the charging case Multi functional touch control support switch songs phone call volume control and wake up voice assistant Built in high definition microphone intelligent noise reduction delivers clearer and more real talking sound in stereo mode 40mAh battery single ear earphone and charged automatically in the 250mAh charging case ensuring about 4 hours working time when fully charged Lightweight and mini size convenient to carry In ear design fit well to your ear canal and provide you long time wearing comfort Specifications Brand Model Lenovo HT05BT Version BT 5 0Drive Unit Diameter 10mmColor Black White Optional Transmission Distance about 10 meters no obstacle Frequency Range 20 20KHzSpeaker Sensitivity 108dBCharging Case Capacity 3 7V 250mAhEarphone Battery Capacity 3 7V 40mAhWorking Time 4 hoursPackage Size 12 8 3 2cm 4 7 3 1 1 3inPackage Weight 82g 2 9ozPackage List 2 Headphone1 Charging Case1 USB Charging Cable3 Pairs 0f Replacement Earcap S M L 1 User Manual English