Specification AgeRangeDescription : Adult AudioDriverSize : 10 millimeters AudioDriverType : balanced_armature_driver BluetoothRange : 10 meters Brand : Astell&Kern BulletPoint : 【High CAPACITY POWER BANK Big capacity external battery, smaller and lighter, easy to carry can charge your smart phones almost seven times, the Galaxy S8 six times . BulletPoint1 : 40 Hours Playtime and LED Display: These bluetooth earbuds provide up to 6-8 hours of high-quality sound output on a single 1.5-hour charge, and the included charging case provides an additional 4 charges, giving a total playtime of 40 hours. They feature a smart LED digital display, allowing you to easily monitor the battery consumption of both the wireless ear buds and the charging case so you can know when to charge them. You'll never have to worry about battery life even on long trips. BulletPoint2 : Bluetooth 5.3 and One-Step Auto Pairing: Csasan wireless headphones adopt the most advanced bluetooth 5.3 technology, providing you with 2X faster transfer speeds (80% higher than the previous generation) and a more stable connection, with almost no delay. Whether you're making calls or sports, there's no need to worry about signal interruption. Once the bluetooth earphones are connected for the first time, simply open the charging case and the ear buds will automatically connect to your phone. BulletPoint3 : Immersive Sound and ENC Noise Cancelling Mics: These wireless earphones adopt a unique stereo design with 13mm big composite diaphragms and AAC codec to produce professional-grade sound. The bluetooth headphones are equipped with ENC noise reduction double mics to passively cancel 80% of background noise, allowing you and the caller to hear each other better and make crystal-clear calls with minimal background noise. BulletPoint4 : IP7 Waterproof and Wide Compatibility: Wireless headphones use IP7 nano-coating technology to seal the surface of both earbuds and prevent sweat or rain from entering. Internal nano-coating protects against airborne moisture that could damage the components. Allows you to use in ear earbuds in any weather and working out situation, makes them an ideal companion while running, yoga, cycling etc. In ear headphones compatible with most Bluetooth-enabled devices. BulletPoint5 : Touch Control and Ergonomic Design: J90 Pro wireless earbuds bluetooth are equipped with sensitive touch control panels on both the left and right earbuds, allowing for flexible control of music playback, answering or rejecting calls, adjusting the volume, switching music etc. Wireless earbud also come with 3 different sizes of ear tips (S/M/L) and a unique earplug design that disperses pressure and ensures a comfortable fit, allowing you to safely enjoy your own music without any discomfort. Color : titanium CompatibleDevices : Bluetooth Devices CompatibleDevices1 : Music Production Equipment CompatibleDevices2 : Laptops CompatibleDevices3 : Tablets CompatibleDevices4 : Cellphones with wired earphone connector ConnectivityTechnology : Wired ControlMethod : remote ControlType : Volume and Balance Control CustomerPackageType : Standard Retail Packaging ExternallyAssignedProductIdentifier1 : 821566014962 ExternallyAssignedProductIdentifier2 : 0821566014962 FrequencyResponse : 23000 hertz Hazmat : 9 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 : IE_SmallLithiumIonBatteryInEquipment Hazmat17 : IN_SmallLithiumIonBatteryInEquipment Hazmat18 : IT_SmallLithiumIonBatteryInEquipment Hazmat19 : JP_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : MX_SmallLithiumIonBatteryInEquipment Hazmat21 : NL_SmallLithiumIonBatteryInEquipment Hazmat22 : PL_SmallLithiumIonBatteryInEquipment Hazmat23 : SA_SmallLithiumIonBatteryInEquipment Hazmat24 : SE_SmallLithiumIonBatteryInEquipment Hazmat25 : SG_SmallLithiumIonBatteryInEquipment Hazmat26 : TR_SmallLithiumIonBatteryInEquipment Hazmat27 : US_SmallLithiumIonBatteryInEquipment Hazmat28 : ZA_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : AE_SmallLithiumIonBatteryInEquipment Hazmat6 : AU_SmallLithiumIonBatteryInEquipment Hazmat7 : BE_SmallLithiumIonBatteryInEquipment Hazmat8 : BR_SmallLithiumIonBatteryInEquipment Hazmat9 : CA_SmallLithiumIonBatteryInEquipment HeadphonesEarPlacement : in_ear HeadphonesFormFactor : In Ear HeadphonesJack : 2.5 mm Jack Impedance : 20 ohm IncludedComponents : Cable ItemName : Astell&Kern Layla in-Ear Monitors by Jerry Harvey Audio - 12 Drivers per Channel, 4th Order Crossover, and Carbon Fiber Housing ItemPackageDimensions_Height : 10.668 centimeters ItemPackageDimensions_Length : 18.034 centimeters ItemPackageDimensions_Width : 13.716 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : in-the-ear-headphones LiquidVolume : 60 milliliters Manufacturer : Jerry Harvey Audio Material : Silica gel Material1 : Stainless Steel Material2 : Aluminum ModelName : Astell&Kern Layla ModelNumber : PSM11 NoiseControl : sound_isolation NumberOfItems : 1 PartNumber : PSF11 ProductDescription : Jerry Harvey Audio custom earphones world's leading creator and collaboration Astell&Kern The siren series In-ear monitors are named after famous rock songs about women. Jerry Harvey Audio produced a special version of the Roxanne tuned for the Astell&Kern in 2014. The collaboration was so successful that the two companies will now release two more models. Full carbon Fiber Body with “Burnt” titanium Bezel and Carbon Fiber logo Insert. All new proprietary Driver designs This series of IEM’s were designed to be used as a Mastering reference tool because the high driver was designed for optimum top end extention with minimal distortion. The mid driver is perfectly flat from 10Hz to 5kHz. Low driver designed for steeper low pass and with virtualy no distortion. SoundrIVe Technology (Quad Driver Technology) Layla was equipped with soundrIVe Technology, using Jerry Harvey Audio’s proprietary mini quad drivers. Layla has a triple quad driver (12 drivers) configuration that offers the widest frequency range you’ll ever hear. FreqPhase Technology / Stainless Steel Tube Waveguide FreqPhase corrects Time and Phase of multiple Drivers. The Waveguide ensures each driver signal arrives within 0.01 milliseconds, resulting in a Phase coherent IEM. Variable BASS output Adjustable Cable * User controlled low frequency drivers with the adjustable bass (0 to +13dB). Frequency ranges from flat bass response up to +13dB. 4-pin Cable Connection with Machined Aluminum Locking Collar 4-pin cable connection with Machined Aluminum Collar mechanism provides a more secure and strong connection with earpiece and will also help to protect it from sweat and dust. ProductSiteLaunchDate : 2015-03-31T00:00:01.000-07:00 Sensitivity : 117 decibels Size : Small SpecificUsesForProduct : Cycling, Exercising, Running Style : 3 Sets Wireless Earbuds, Bluetooth Headphones SupplierDeclaredDgHzRegulation : not_applicable SystemRequirements : 3.5mm stereo or 2.5mm balanced TargetGender : unisex UnitCount : 3 VersionForCountry : US WarrantyDescription : 1 Year WaterResistanceLevel : waterproof WirelessCommunicationTechnology : Bluetooth WirelessCommunicationTechnology1 : wireless WirelessCommunicationTechnology2 : Bluetooth