Specification AudioInput : 3.5mm Audio AudioOutputMode : Stereo AudioOutputType : bluetooth AudioOutputType1 : 3.5mm Audio AudioOutputType2 : Rca BatteriesIncluded : 1 BatteriesRequired : 1 BatteryInstallationDeviceType : not_installed Brand : Criacr BulletPoint : 1pieces DC7-28/5V Power Supply 30A Relay Module BulletPoint1 : 【Dual-Function Design】Our bluetooth audio adapter combines both TX (transmitter) and RX (receiver) functions. Use TX mode with desktop computers and TVs, while RX mode is ideal for connecting legacy audio devices like amplifiers, enabling versatile connectivity across modern and traditional systems BulletPoint2 : 【Advanced Bluetooth 5.3 Technology】Equipped with the latest bluetooth v5.3 chipset, it delivers zero-latency audio transmission, faster data transfer speeds, and instant reconnection. Compatible with high-resolution audio codecs including SBC, MP3, AAC, aptX, aptX-LL, and aptX-HD, this adapter achieves CD-quality stereo reproduction. (Note: aptX support requires compatibility on both the adapter and paired device.) BulletPoint3 : 【Exceptional Sound Quality】Engineered to decode multiple lossless formats including MP3, WAV, WMA, FLAC, and APE, the adapter features advanced CVC noise-cancellation technology for studio-grade audio clarity and immersive listening experiences BulletPoint4 : 【User-Friendly Operation】Simply power on the device and connect via AUX or RCA cable for instant pairing. The intuitive one-touch mode selector allows seamless switching between functions without complex setup procedures BulletPoint5 : 【Intelligent Dual-Device Connection】Simultaneously pair two bluetooth-enabled devices (e.g., smartphone + tablet or dual headphones) through intelligent channel management. After initial pairing, double-click the multi-function button to activate secondary device connection while maintaining active control over both audio sources Color : Black CompatibilityOptions : Smartphone, MP3 player, Headphones, Speakers, Television, Car stereo system, Bluetooth-enabled devices CompatibilityOptions1 : Television CompatibilityOptions2 : Desktop Computer CompatibilityOptions3 : Speakers CompatibleDevices1 : Smartphone CompatibleDevices2 : Tablet CompatibleDevices3 : Computers CompatibleDevices4 : Television CompatibleDevices5 : Audio Systems CompatibleDevices6 : Airplane ConnectivityTechnology : AUX ConnectivityTechnology1 : Bluetooth ConnectivityTechnology2 : AUX ConnectivityTechnology3 : Rca ConnectorGender : Male ConnectorType : Auxiliary ConnectorType1 : USB Type C ConnectorType2 : 3.5mm Audio ContainsBatteryOrCell : battery ControllerType : Button Control ControlMethod : touch ControlType : Button DataLinkProtocol : Bluetooth HardwareInterface : bluetooth HardwareInterface1 : bluetooth_5 HardwareInterface2 : 3_5_mm_audio Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : CA_SmallLithiumIonBatteryInEquipment Hazmat11 : CN_SmallLithiumIonBatteryInEquipment Hazmat12 : IT_SmallLithiumIonBatteryInEquipment Hazmat13 : ES_SmallLithiumIonBatteryInEquipment Hazmat14 : IN_SmallLithiumIonBatteryInEquipment Hazmat15 : MX_SmallLithiumIonBatteryInEquipment Hazmat16 : SG_SmallLithiumIonBatteryInEquipment Hazmat17 : AU_SmallLithiumIonBatteryInEquipment Hazmat18 : BR_SmallLithiumIonBatteryInEquipment Hazmat19 : TR_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : AE_SmallLithiumIonBatteryInEquipment Hazmat21 : SA_SmallLithiumIonBatteryInEquipment Hazmat22 : EG_SmallLithiumIonBatteryInEquipment Hazmat23 : NL_SmallLithiumIonBatteryInEquipment Hazmat24 : SE_SmallLithiumIonBatteryInEquipment Hazmat25 : PL_SmallLithiumIonBatteryInEquipment Hazmat26 : BE_SmallLithiumIonBatteryInEquipment Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat28 : IE_SmallLithiumIonBatteryInEquipment Hazmat3 : II Hazmat4 : 9 Hazmat5 : US_SmallLithiumIonBatteryInEquipment Hazmat6 : GB_SmallLithiumIonBatteryInEquipment Hazmat7 : DE_SmallLithiumIonBatteryInEquipment Hazmat8 : FR_SmallLithiumIonBatteryInEquipment Hazmat9 : JP_SmallLithiumIonBatteryInEquipment HumanInterfaceInput : buttons IncludesRechargableBattery : 1 InstallationType : Plug And Play ItemName : Criacr Bluetooth Audio Adapter, Bluetooth 5.3 AUX Adapter, 2 in 1 Transmitter Receiver with aptX Low Latency and Adaptive, Pairs 2 Devices for TV/Car/Home Stereo/PC ItemPackageDimensions_Height : 11.9126 centimeters ItemPackageDimensions_Length : 4.4958 centimeters ItemPackageDimensions_Width : 10.0076 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : mp3-bluetooth-transmitters Manufacturer : Criacr Material : Plastic MediaType : Audio ModelName : CP321-RTUS ModelNumber : CP321-RTUS MountingType : Freestanding NumberOfChannels : 2 NumberOfItems : 1 NumberOfLithiumIonCells : 1 NumberOfPorts : 3 PartNumber : DZE6983-262-2108214431 PowerSourceType : Usb Powered ProductDescription : Experience seamless wireless audio with this versatile Bluetooth 5.3 adapter that functions as both a transmitter and receiver. In TX mode, connect it to your TV or desktop computer; in RX mode, breathe new life into your legacy audio systems and amplifiers. This advanced adapter supports multiple audio codecs including SBC, MP3, AAC, aptX, aptX-LL, and aptX-HD, delivering crystal-clear sound quality. The device features convenient one-touch operation for mode switching and can simultaneously connect to two devices, allowing effortless switching between them with a double-click. Compatible with various audio formats including MP3, WAV, WMA, FLAC, and APE, it ensures superior sound reproduction with CVC noise reduction technology. The adapter comes equipped with status indicator lights for easy monitoring and includes both AUX and RCA connection options. Simply power up the device, connect your audio cables, and enjoy enhanced wireless audio capabilities on your existing equipment. ProductSiteLaunchDate : 2025-01-17T02:20:10.477Z SafetyWarning : Ensure compatibility with your devices. Follow aviation regulations when using this product on aircraft. Do not use while operating a vehicle. Style : 1Mii Safefly Min+&1Mii E35 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SupportedApplication : Airplane/TV, Any 3.5 mm Audio Jack Compatible Device SupportedApplication1 : Audio Streaming SupportedApplication2 : Music Playback SupportedStandards : Sbc/Mp3/Aac/Aptx/Aptx-ll/Aptx-hd SupportsBluetoothTechnology : 1 UnspscCode : 43211614 Voltage : 5 volts WarrantyDescription : 1 Year Manufacture WirelessCommStandard : bluetooth