Specification AgeRangeDescription : Adult AudioDriverType : hybrid_driver BatteriesIncluded : 1 BatteriesRequired : 1 BluetoothRange : 10 meters BluetoothVersion : 5.2 Brand : KZ BulletPoint1 : TWS high-definition Bluetooth upgrade earhooks, support AAC audio encoding transmission, professional sound quality comes from the dual protection of chip blessing and AAC advanced encoding capabilities. Adopt AAC advanced audio coding transmission technology to greatly improve the quality of hearing and bring natural and clear sound. BulletPoint2 : The earhook battery capacity is 50mA, the charging compartment battery capacity is 800mA, the earhook can be used for about 6 hours when it is fully charged, and the charging compartment can last 7 times. Small body, multiple core functions. BulletPoint3 : Using RTL8753 Bluetooth 5.2 chip, transmission is more stable, high-performance mode. Compared with the 5.0 version of the chip, the power consumption is lower and it brings longer battery life. 2PIN pluggable design, 0.75mm gold-plated pin, the earphone can be turned into a wireless earphone in seconds, getting rid of the wire shackles. BulletPoint4 : Ergonomic design. The structure is optimized according to the contour of the outer ear, and the design is ergonomic. Reduce weight and improve wearing comfort. High-purity oxygen-free copper silver-plated wire is used inside the earhook to ensure the lossless transmission of audio signals. BulletPoint5 : Eliminate conventional single host, dual-channel transmission, lower latency, two earhooks can be connected to the same mobile phone at the same time, earhooks can be used individually. When you are ready to enter the game, press the button on the earhook three times to enter the high-performance game mode. The sound signal is transmitted faster. Color : AZ09-B,Black CompatibleDevices : Bluetooth-enabled devices ConnectivityTechnology : bluetooth ControlMethod : touch EarpieceShape : Rounded Tip Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : EG_SmallLithiumIonBatteryWithEquipment Hazmat11 : ES_SmallLithiumIonBatteryWithEquipment Hazmat12 : FR_SmallLithiumIonBatteryWithEquipment Hazmat13 : GB_SmallLithiumIonBatteryWithEquipment Hazmat14 : IN_SmallLithiumIonBatteryWithEquipment Hazmat15 : IT_SmallLithiumIonBatteryWithEquipment Hazmat16 : JP_SmallLithiumIonBatteryWithEquipment Hazmat17 : MX_SmallLithiumIonBatteryWithEquipment Hazmat18 : NL_SmallLithiumIonBatteryWithEquipment Hazmat19 : PL_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : SA_SmallLithiumIonBatteryWithEquipment Hazmat21 : SE_SmallLithiumIonBatteryWithEquipment Hazmat22 : SG_SmallLithiumIonBatteryWithEquipment Hazmat23 : TR_SmallLithiumIonBatteryWithEquipment Hazmat24 : US_SmallLithiumIonBatteryWithEquipment Hazmat25 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryWithEquipment Hazmat5 : AU_SmallLithiumIonBatteryWithEquipment Hazmat6 : BR_SmallLithiumIonBatteryWithEquipment Hazmat7 : CA_SmallLithiumIonBatteryWithEquipment Hazmat8 : CN_SmallLithiumIonBatteryWithEquipment Hazmat9 : DE_SmallLithiumIonBatteryWithEquipment HeadphonesEarPlacement : in_ear HeadphonesFormFactor : On Ear IncludedComponents : 耳塞 ItemName : KZ AZ09 Bluetooth 5.2 IPV5 Waterproof Noise Reduction Bluetooth Module Upgrade Cable Ear Hook for ZST/ZSTX/ZS10/AS06/AS10/BA10/ZSR/ES4(B pin) ItemPackageDimensions_Height : 12.192 centimeters ItemPackageDimensions_Length : 4.318 centimeters ItemPackageDimensions_Width : 10.16 centimeters ItemTypeKeyword : in-the-ear-headphones Manufacturer : yuanze Material : Copper ModelName : AZ09 ModelNumber : AZ09-B NoiseControl : sound_isolation NumberOfItems : 1 NumberOfLithiumIonCells : 1 PartNumber : AZ09-B ProductDescription : KZ-AZ09 Wireless earhook B PIN ProductSiteLaunchDate : 2021-09-03T01:31:37.207Z SpecificUsesForProduct : Professional TargetGender : unisex UnitCount : 1 UnspscCode : 52161500 WaterResistanceLevel : water_resistant WirelessCommunicationTechnology : Bluetooth