Wireless Bluetooth-compatible Headset ANC Active Noise Cancelling Earphones Earbuds, The xy-50 top version (in-ear detection and active noise reduction) 錆 gray, 501 Original

Bluetooth-compatible version: V5.0 (Jerry 6976) magnetic chargingTransmission distance: Outdoor straight line distance 15 metersBattery capacity: Pure cobalt battery, earphone 30MAHCharging box battery capacity: 280MAHSpeaker: 10mm real copper ring speakerMusic listening time: 3.5 hoursTalk time: about 4 hoursStandby time: 120 hoursCharging time: 70 minutesWorking current: 5-10MAWorking voltage: 3.0V-4.2VDistortion: 90dbSupport Bluetooth-compatible protocol: SBC, AAC FHSS does not support APTX audio coding Package Content:1 X Bluetooth-compatible Headset