Specification AgeRangeDescription : Adult AudioDriverSize : 40 millimeters BatteriesIncluded : 1 BatteriesRequired : 1 BluetoothRange : 100 meters BluetoothVersion : 5.3 Brand : Jaybird BulletPoint1 : 【Ultralight and Ultrasmall】Sleep earphones super light design can't feel them in ear even sleeping on the side, incredible comfortable for 24hours wear , to help to improve the speed of falling asleep and increase deep sleep BulletPoint2 : 【Ergonomic Design】 Sleep on your side without squeezing your ears, The earbuds does not enter the ear design, after wearing the ear canal will not be any stimulation, enjoy a full night of comfortable sleep. BulletPoint3 : Invisible and Smallest - Any invisible earbuds can be used alone, this smallest earbuds sits discreetly in your ears, Suitable for hiding in your ears at work or in class. The thin design that prevent them from slipping off when you move, providing better all-night wear stability and comfort BulletPoint4 : [Invisible Design] Any invisible earphones can be used alone, and this smallest sleep wireless earphones can be carefully placed in the ear, suitable for hiding in the ear during work or class. The lightweight design prevents them from slipping during exercise, providing better stability and comfort for nighttime wear. BulletPoint5 : 【Bluetooth 5.3】The Bluetooth chip of the Bluetooth 5.3 version non earplug invisible sleep wireless earphone is used, with stable signal, low standby power consumption and better performance. Graphene vibrating plate+APTX audio decoding, accurate treble, sweet mid-range, stable bass Color : Blue CompatibleDevices : Cellphones ConnectivityTechnology : Wireless ControllerType : built-in buttons ControlMethod : touch ControlMethod1 : touch ControlMethod2 : voice ControlType : Media Control EarpieceShape : Rounded tip ExternallyAssignedProductIdentifier : 6009237373783 ExternallyAssignedProductIdentifier1 : 753575518127 ExternallyAssignedProductIdentifier2 : 0753575518127 ExternallyAssignedProductIdentifier3 : 00712949011152 FrequencyResponse : 48000 KHz Hazmat1 : LITHIUM ION BATTERIES Hazmat10 : DE_SmallLithiumIonBatteryStandalone Hazmat11 : EG_SmallLithiumIonBatteryStandalone Hazmat12 : ES_SmallLithiumIonBatteryStandalone Hazmat13 : FR_SmallLithiumIonBatteryStandalone Hazmat14 : GB_SmallLithiumIonBatteryStandalone Hazmat15 : IN_SmallLithiumIonBatteryStandalone Hazmat16 : IT_SmallLithiumIonBatteryStandalone Hazmat17 : JP_SmallLithiumIonBatteryStandalone Hazmat18 : MX_SmallLithiumIonBatteryStandalone Hazmat19 : NL_SmallLithiumIonBatteryStandalone Hazmat2 : UN3480 Hazmat20 : PL_SmallLithiumIonBatteryStandalone Hazmat21 : SA_SmallLithiumIonBatteryStandalone Hazmat22 : SE_SmallLithiumIonBatteryStandalone Hazmat23 : SG_SmallLithiumIonBatteryStandalone Hazmat24 : TR_SmallLithiumIonBatteryStandalone Hazmat25 : US_SmallLithiumIonBatteryStandalone Hazmat26 : ZA_SmallLithiumIonBatteryWithEquipment Hazmat27 : 9 Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryStandalone Hazmat6 : AU_SmallLithiumIonBatteryStandalone Hazmat7 : BR_SmallLithiumIonBatteryStandalone Hazmat8 : CA_SmallLithiumIonBatteryStandalone Hazmat9 : CN_SmallLithiumIonBatteryStandalone HeadphonesEarPlacement : in_ear HeadphonesFormFactor : In Ear HeadphonesJack : wireless Impedance : 16 ohm IncludedComponents : Headphones IncludedComponents1 : Cable IncludedComponents2 : User Manual IncludedComponents3 : Lanyard IncludedComponents4 : Manual IncludesRechargableBattery : 1 ItemName : JAYBIRD RUN TRUE WIRELESS SPORT HEADPHONES BLUE STEEL (Renewed) ItemPackageDimensions_Height : 18.796 centimeters ItemPackageDimensions_Length : 5.08 centimeters ItemPackageDimensions_Width : 12.446 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : in-the-ear-headphones Manufacturer : JAYBIRD Material : steel ModelName : Sleep Earphones ModelNumber : 985-000767 NoiseControl : active_noise_cancellation NumberOfItems : 1 NumberOfLithiumIonCells : 1 PackageLevel : unit PartNumber : Sleep Earbuds ProductDescription : This pre-owned or refurbished product has been professionally inspected and tested to work and look like new. How a product becomes part of Amazon Renewed, your destination for pre-owned, refurbished products: A customer buys a new product and returns it or trades it in for a newer or different model. That product is inspected and tested to work and look like new by Amazon-qualified suppliers. Then, the product is sold as an Amazon Renewed product on Amazon. If not satisfied with the purchase, renewed products are eligible for replacement or refund under the Amazon Renewed Guarantee. ProductSiteLaunchDate : 2020-06-07T03:38:26.157Z RecommendedUsesForProduct : Motorcycling SafetyDataSheetUrl : http://www.sigmaaldrich.com/MSDS/MSDS/DisplayMSDSPage.do?country=US&language=en&productNumber=84985&brand=ALDRICH&PageToGoToURL=http%3A%2F%2Fwww.sigmaaldrich.com%2Fcatalog%2Fproduct%2Faldrich%2F84985%3Flang%3Den Size : mini SpecificUsesForProduct : Sports and Exercise SpecificUsesForProduct1 : Home SpecificUsesForProduct2 : Movies and Gaming SpecificUsesForProduct3 : Sports and Exercise StreetDate : 2017-06-02T00:00:01Z Style : Minimalist SubjectCharacter : Invisible Sleep Earbuds SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 TargetGender : unisex TargetRegion : Global Theme : Music UnitCount : 1 VersionForCountry : US WarrantyDescription : 90 days limited warranty WaterResistanceLevel : water_resistant WirelessCommunicationTechnology : Bluetooth