Chip: JL7003D4 (Active Noise Cancelling Wireless Earbuds) BT Version: 5.3 Receive Sensitivity: 2402GHZ-2483.5MHZ Speaker Power: 3mW Frequency Response: 20Hz~20KHz Speaker Type:中10mm@16ohm Earbud Capacity: 5V/35mAh Case Capacity: 350mAh/1.29Wh Charging Time; - Earbuds: 1.5 hours - Case: 2 hours Earbuds Use Time: About 6.5 hours (at 80% volume in normal mode) Charging Case Use Time: About 20 hours
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