Specification AgeRangeDescription : Adult BatteriesIncluded : 1 BatteriesRequired : 1 BluetoothRange : 10 meters BluetoothVersion : 5.2 Brand : RR SPORTS BulletPoint1 : 【Open Ear Safe】The open-ear design of the wireless air conduction headphones allows you to hear the surroundings while enjoying your favorite music, avoiding some dangerous situations from happening effectively. Unlike other traditional earphones, the earphone is no need to plug into the ear canal, it makes you free from hearing damage, ear swelling pain and other problems. BulletPoint2 : 【24-Hour Playtime & IPX5 Sweatproof】Built-in 280mAh large capacity rechargeable battery with up to 24 hours of music playback or call time and only 2.5 hours of charging time, allowing you to enjoy continuous music for a whole day. Certified with IPX5 waterproof to withstand sweat and light rain, wireless open ear headphones are ideal for indoor and outdoor sports wearing. BulletPoint3 : 【Bluetooth 5.2 & Easy to Use】RR SPORTS air conduction headphones adopt the Bluetooth 5.2 technology which offers faster and more stable connection, lower latency, and compatible with IOS, Android, Windows and more Bluetooth devices. With 3 seperate buttons, you can easily control answer/reject/hang up calls, play/pause, previous/next song, adjust volume, voice assistant, etc. BulletPoint4 : 【Stereo Sound Quality & Noise Canceling Microphone】This wireless earphones with built-in exclusive speaker, offering you a premium HiFi stereo sound, and the latest acoustics technology can greatly reduce natural sound leakage to protect your privacy. The environmental noise-canceling microphone reduces surrounding noises while phone call which brings you a crystal clear call quality. BulletPoint5 : 【Lightweight & Stable Fit】RR SPORTS wireless bluetooth sports headset is made of high-quality memory titanium alloy and skin-friendly silicone, strong and durable. Only 32g weight providing you with unparalleled comfort, designed for all-day listening. A ergonomic designed frame keeps the headphones stay in place while doing intensive exercise and they are compatible with glasses and helmet. Color : Dark Grey & Green(No TF Card) ConnectivityTechnology : Wireless ControlMethod1 : touch ControlMethod2 : voice ControlType : Voice Control EarpieceShape : around_the_ear Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : CN_SmallLithiumIonBatteryInEquipment Hazmat11 : DE_SmallLithiumIonBatteryInEquipment Hazmat12 : EG_SmallLithiumIonBatteryInEquipment Hazmat13 : ES_SmallLithiumIonBatteryInEquipment Hazmat14 : FR_SmallLithiumIonBatteryInEquipment Hazmat15 : GB_SmallLithiumIonBatteryInEquipment Hazmat16 : IN_SmallLithiumIonBatteryInEquipment Hazmat17 : IT_SmallLithiumIonBatteryInEquipment Hazmat18 : JP_SmallLithiumIonBatteryInEquipment Hazmat19 : MX_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryInEquipment Hazmat21 : PL_SmallLithiumIonBatteryInEquipment Hazmat22 : SA_SmallLithiumIonBatteryInEquipment Hazmat23 : SE_SmallLithiumIonBatteryInEquipment Hazmat24 : SG_SmallLithiumIonBatteryInEquipment Hazmat25 : TR_SmallLithiumIonBatteryInEquipment Hazmat26 : US_SmallLithiumIonBatteryInEquipment Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryInEquipment Hazmat6 : AU_SmallLithiumIonBatteryInEquipment Hazmat7 : BE_SmallLithiumIonBatteryInEquipment Hazmat8 : BR_SmallLithiumIonBatteryInEquipment Hazmat9 : CA_SmallLithiumIonBatteryInEquipment HeadphonesEarPlacement : open_ear HeadphonesFormFactor : Over Ear HeadphonesJack : 无 IncludedComponents1 : 1*Air Conduction Headphones IncludedComponents2 : 1*Magnetic Induction Charging Cable IncludedComponents3 : 1*User Manual IncludesRechargableBattery : 1 ItemName : RR SPORTS Open Ear Headphones, Bluetooth 5.2 Air Conduction Headphones with Microphone, 24 Hours Playtime, Sweat Resistant Wireless Sport Earphones for Running, Cycling, Driving (Grey & Green) ItemPackageDimensions_Height : 13.4112 centimeters ItemPackageDimensions_Length : 5.207 centimeters ItemPackageDimensions_Width : 12.0904 centimeters ItemTypeKeyword : in-the-ear-headphones Manufacturer : RR SPORTS Material : Plastic MaximumOperatingDistance : 10 meters ModelName : AC889 ModelNumber : AC889 NoiseControl : active_noise_cancellation NumberOfItems : 1 NumberOfLithiumIonCells : 1 PartNumber : AC889 ProductDescription : Open Ear Air Conduction Headphones, RR SPORTS Bluetooth 5.2 Wireless Headphones with Built-in Mic, 24 Hours Playtime Sweat Resistant Sport Headset for Running, Cycling, Driving (Grey & Green) ProductSiteLaunchDate : 2022-08-06T07:57:42.832Z RecommendedUsesForProduct1 : Running RecommendedUsesForProduct2 : Calling RecommendedUsesForProduct3 : Exercising Size : average size SpecificUsesForProduct : 运动 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 WarrantyDescription : 1 year warranty WaterResistanceLevel : waterproof WirelessCommunicationTechnology : Bluetooth