Specification AgeRangeDescription : Adult BatteriesRequired : 1 BluetoothRange : 10 meters BluetoothVersion : 5 Brand : Sennheiser BulletPoint1 : 30-hour battery life with USB-C fast charging BulletPoint2 : Bluetooth 5.0 technology for effortless, reliable connectivity including AAC and AptX Low Latency codec support BulletPoint3 : Intuitive controls including Virtual Assistant button for Siri and Google Assistant BulletPoint4 : Sennheiser App support providing an equalizer, Podcast Mode and Firmware updates BulletPoint5 : High definition voice call coordination is more harmonious: the new Bluetooth 5.3 technology achieves low latency, allowing daily entertainment to enjoy wireless. Color : Black Compatibility : unknown ConnectivityTechnology : Wireless ConnectivityTechnology1 : Bluetooth ConnectivityTechnology2 : Bluetooth ConnectivityTechnology3 : Bluetooth ConnectivityTechnology4 : Bluetooth ConnectivityTechnology5 : Bluetooth ControlMethod : touch ControlType : Voice Control ExternallyAssignedProductIdentifier : 3762753687255 ExternallyAssignedProductIdentifier1 : 649661480792 ExternallyAssignedProductIdentifier2 : 0649661480792 FrequencyResponse : 22000 hertz Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT *REFURBISHED* Hazmat10 : CN_SmallLithiumIonBatteryStandalone Hazmat11 : DE_SmallLithiumIonBatteryStandalone Hazmat12 : EG_SmallLithiumIonBatteryStandalone Hazmat13 : ES_SmallLithiumIonBatteryStandalone Hazmat14 : FR_SmallLithiumIonBatteryStandalone Hazmat15 : GB_SmallLithiumIonBatteryStandalone Hazmat16 : IN_SmallLithiumIonBatteryStandalone Hazmat17 : IT_SmallLithiumIonBatteryStandalone Hazmat18 : JP_SmallLithiumIonBatteryStandalone Hazmat19 : MX_SmallLithiumIonBatteryStandalone Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryStandalone Hazmat21 : PL_SmallLithiumIonBatteryStandalone Hazmat22 : SA_SmallLithiumIonBatteryStandalone Hazmat23 : SE_SmallLithiumIonBatteryStandalone Hazmat24 : SG_SmallLithiumIonBatteryStandalone Hazmat25 : TR_SmallLithiumIonBatteryStandalone Hazmat26 : US_SmallLithiumIonBatteryStandalone Hazmat27 : ZA_SmallLithiumIonBatteryStandalone Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryStandalone Hazmat6 : AU_SmallLithiumIonBatteryStandalone Hazmat7 : BE_SmallLithiumIonBatteryStandalone Hazmat8 : BR_SmallLithiumIonBatteryStandalone Hazmat9 : CA_SmallLithiumIonBatteryStandalone HeadphonesEarPlacement : over_ear HeadphonesFormFactor : Over Ear HeadphonesJack : usb Impedance : 10 ohm IncludedComponents : HD 350 BT Wireless headphones, USB-C Charging Cable, Quick Guide, Safety Guide IncludesRechargableBattery : 1 IsElectric : 1 ItemName : Sennheiser HD 350BT Bluetooth 5.0 Wireless Headphone - 30-Hour Battery Life, USB-C Fast Charging, Virtual Assistant Button, Foldable - Black (Renewed) ItemPackageDimensions_Height : 23.1 centimeters ItemPackageDimensions_Length : 10.1 centimeters ItemPackageDimensions_Width : 19.8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : on-the-ear-headphones Manufacturer : Sennheiser Material : Plastic MaximumOperatingDistance : 40 meters ModelName : 350BT ModelNumber : HD 350BT Black-cr NoiseControl : none NumberOfItems : 1 NumberOfLithiumIonCells : 1 NumberOfPowerLevels : 1 PartNumber : HD 350BT Black-cr 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 : 2021-01-26T17:47:52.720Z RecommendedUsesForProduct : Music Size : One Size SpecificUsesForProduct : Music SupplierDeclaredDgHzRegulation : unknown TargetRegion : North America UnitCount : 1 VersionForCountry : US WarrantyDescription : 90 days limited warranty WaterResistanceLevel : not_water_resistant WirelessCommunicationTechnology : Bluetooth