Specification AgeRangeDescription : Adult AudioDriverSize : 8.6 millimeters AudioDriverType : dynamic_driver BatteriesIncluded : 1 BatteriesRequired : 1 Brand : Soundcore BulletPoint1 : Superior Sound: The 10mm dynamic drivers along with BassUp technology punches out booming bass and crisp highs. For a better music experience, choose from dual EQ modes to match your personal musical preferences. BulletPoint2 : Stay Immersed For Longer Hours: A fully-charged Life U2i wireless headphones gives you a total of 22 hours of playtime. For a quick boost of power, a 10-minute charge enables 3 full hours of listening. BulletPoint3 : Super Clear Calls: Soundcore Life U2i wireless headphones boast superior call quality featuring built-in microphone with an AI algorithm that picks up your voice precisely. Enjoy crystal clear calls when you're out and about! BulletPoint4 : Ergonomic Flexible Design: Made of ultra light materials and a bendable neckband with a contoured shape so that Life U2i wireless headphones won't get tangled up in knots. BulletPoint5 : IPX5 Water-Resistant: Resistant to water, making them an ideal choice for your lifestyle. Color : Black CompatibleDevices : Cellular Phones ConnectivityTechnology : Wireless ConnectorType : Usb ControlMethod : touch ControlType : Media Control CustomerPackageType : Standard Packaging EarpieceShape : Rounded tip ExternallyAssignedProductIdentifier : 7803573351523 ExternallyAssignedProductIdentifier1 : 194644085728 ExternallyAssignedProductIdentifier2 : 0194644085728 ExternallyAssignedProductIdentifier3 : 5060991740106 FrequencyResponse : 40000 hertz Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryInEquipment Hazmat11 : EG_SmallLithiumIonBatteryInEquipment Hazmat12 : ES_SmallLithiumIonBatteryInEquipment Hazmat13 : FR_SmallLithiumIonBatteryInEquipment Hazmat14 : GB_SmallLithiumIonBatteryInEquipment Hazmat15 : IN_SmallLithiumIonBatteryInEquipment Hazmat16 : IT_SmallLithiumIonBatteryInEquipment Hazmat17 : JP_SmallLithiumIonBatteryInEquipment Hazmat18 : MX_SmallLithiumIonBatteryInEquipment Hazmat19 : NL_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : PL_SmallLithiumIonBatteryInEquipment Hazmat21 : SA_SmallLithiumIonBatteryInEquipment Hazmat22 : SE_SmallLithiumIonBatteryInEquipment Hazmat23 : SG_SmallLithiumIonBatteryInEquipment Hazmat24 : TR_SmallLithiumIonBatteryInEquipment Hazmat25 : US_SmallLithiumIonBatteryInEquipment Hazmat26 : ZA_SmallLithiumIonBatteryInEquipment Hazmat27 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryInEquipment Hazmat5 : AU_SmallLithiumIonBatteryInEquipment Hazmat6 : BE_SmallLithiumIonBatteryInEquipment Hazmat7 : BR_SmallLithiumIonBatteryInEquipment Hazmat8 : CA_SmallLithiumIonBatteryInEquipment Hazmat9 : CN_SmallLithiumIonBatteryInEquipment HeadphonesEarPlacement : in_ear HeadphonesFormFactor : In Ear HeadphonesJack : 3.5 mm Jack IncludedComponents : Eartip IncludedComponents1 : Eartip IncludedComponents2 : Headphones IncludesRechargableBattery : 1 InputVoltage : 5 volts ItemName : Soundcore by Anker Life U2i Wireless Neckband Headphones, 10mm Drivers with BassUp Technology, 22H Playtime, AI-Enhanced Calls, Foldable and Lightweight, IPX5 Water-Resistant, Secure Fit, Bluetooth 5 ItemPackageDimensions_Height : 18.0086 centimeters ItemPackageDimensions_Length : 2.3876 centimeters ItemPackageDimensions_Width : 12.2936 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : in-the-ear-headphones Manufacturer : Anker Material : Polycrystalline Silicon ModelName : B07TDS4SG1 ModelNumber : A3213Z11 MountingType : Wall Mount NoiseControl : sound_isolation NumberOfItems : 1 NumberOfLithiumIonCells : 1 OutputVoltage : 5 volts PackageLevel : unit PartNumber : A3213DL1 PowerSourceType : Solar Powered ProductDescription : Incredible Sound Loved By 20 Million+ People 10mm Dynamic Drivers: Experience crisp highs, lively mids, and plenty of powerful bass. BassUp Technology: Delivers wide dynamic range and rich bass via a custom algorithm. Dual-EQ: BassUp mode instantly intensifies low frequencies, while Normal mode gives you a well-balanced sound signature with clear vocals. 22-Hour Battery: Playtime lasts for 22 hours from a single charge. From just a 10-minute quick recharge, enjoy 3 full hours of use. AI-Enhanced Calls: Soundcore Life U2i wireless headphones are designed to filter out environmental noise, making clear conversations possible thanks to the AI algorithm. Magnetic Earbuds: Built-in magnets secure the wireless earbuds together when not in use for a tangled-free wearing experience. Foldable and Lightweight: Get unmatched comfort wearing Life U2i wireless headphones that also increases storage convenience and portability. IPX5 Water-Resistant: The IPX5-rated Life U2i wireless headphones are built to last against water damage. Secure and Comfortable Fit: Switch between 3 different sizes of secure and flexible ear tips ergonomically designed for maximum security. Bluetooth 5.0: Equipped with the latest Bluetooth technology, enjoy a seamless one-step pairing and low-latency listening experience. Specifications Driver size: 10 mm x 2 Frequency response: 20 Hz - 20 kHz Impedance: 16 Ω Bluetooth range: 10 m / 33 ft What’s In The Box Soundcore Life U2i Wireless Headphones S/M/L Ear Tips USB-C Cable ProductSiteLaunchDate : 2023-07-14T06:09:27.318Z RecommendedUsesForProduct : Calling Size : B07TDS4SG1 SpecificUsesForProduct : Music StreetDate : 2010-11-01T00:00:01Z Style : Compact SupplierDeclaredDgHzRegulation : not_applicable TargetRegion : North America TotalUsbPorts : 2 UnitCount : 1 VersionForCountry : US WarrantyDescription : 1 WaterResistanceLevel : waterproof Wattage : 20 watts WirelessCommunicationTechnology : Bluetooth