1more Aero Bluetooth Quiet Max Noise Cancelling 42dB in-Ear Earphone

Basic Info.Model NO.AeroStyle In-ear UsageMobile Phone, Call Center, MP3 & MP4, Computer, Game PlayerFunctionBluetooth, USBCharacteristicsMulti-point LinksBattery Capacity of Charging Case450mAhWaterproofIpx 5 Without Charging CasePlay Time7hours (Closed Noise Cancelling)Play Time.5hours(Open Noise Cancelling)Trademark1 moreSpecification55.1g whoe productOriginChinaProduct DescriptionDescriptionThis style if fashion and Quite Max noise cancelling, 360 round speaker , and long battery standby time.ParameterEarphone weight (M size earbuds): 4.9gCharging duration of the charging box (wired/wireless): 2HCharging box weight: 45.2gEarphone waterproof: IPX5 (charging case not waterproof)Overall weight: 55.1gHorn impedance: 32ΩSingle earphone battery capacity: 40mAhCommunication distance: 10mCharging box battery capacity: 450 mAhBluetooth specification: 5.2Headphone charging time: 1HBluetooth protocol: HFP/A2DP/AVRCPPlayback duration (noise reduction off, non transparent mode), single earphone: 7HPlayback duration (noise reduction off, non transparent mode), paired with charging box: 28HPlayback duration (noise reduction on, non transparent mode), single earphone: 5HPlayback duration (noise reduction on, non transparent mode), paired with charging box: 20HImages