Specification Brand : Questyle BulletPoint1 : QCC Dongle Pro Bringing LDAC lossless audio transmission to your iPhone. BulletPoint2 : The QCC Dongle Pro are equipped with Qualcomm’s latest-generation Snapdragon Sound technology, delivering exceptional audio through the high-speed, stable transmission of Bluetooth 5.4, supporting aptX、aptX HD、aptX Adaptive、aptX Lossless、codecs, they ensure high-resolution sound with ultra-low latency. BulletPoint3 : Plug and Play, Fully Compatible with Phones, Tablets, and Computers BulletPoint4 : The QCC Dongle Pro lossless Bluetooth transmitters are equipped with Qualcomm’s latest Snapdragon Sound technology.They support a wide range of audio codecs, SBC; aptX; aptX HD; aptX Adaptive; aptX Lossless; LDAC,greatly enhancing compatibility across various audio devices. BulletPoint5 : Smart Indicator Light Real-Time Feedback on Connection and Codec Status.The status indicator on the QCC Dongle Pro clearly displays connection status and codec mode in an intuitive way.Users can easily access key information without complex operations, making Bluetooth use more efficient and user-friendly. BulletPoint6 : Reliability and Compact: Our products are tested and certified by the strictest labs in the world. We have FCC, CE, UKCA RoHS and many other certifications. A safe & reliable and an extremely compact Bluetooth USB stick that you can leave on your laptop or PC without removing it. The compact size does not interfere with other USB ports. Convenient to carry, no space occupation. BulletPoint7 : Warm Tips: 1) BT54H is not compatible with Mac, TV, Car Stereo or Windows 8, XP, Vista and other OS. 2) BT54H can work with Linux PC that it is tested well by lots of customers. 3) This adapter is used only for Game Controller on PC and not to be used directly on Game Console. 4) Two of BT54H can be paired with each other. 4) Please also note that existing internal Bluetooth function needs to be disabled to use BT54H.This is very important. Color : Gunmetal Gray CompatibleDevices : Computers, laptops, desktops CompatibleDevices1 : Wireless Headphones CompatibleDevices2 : Wireless Earbuds CompatibleDevices3 : Laptop CompatibleDevices4 : Tablet CompatibleDevices5 : Smartphones ConnectivityTechnology : Ethernet, Thunderbolt 4 ConnectorType : USB Type C ControlMethod : remote CurrentRating : 1 amps DataLinkProtocol : Gigabit Ethernet DataLinkProtocol1 : Bluetooth 5.4 DataLinkProtocol2 : Ldac DataLinkProtocol3 : Aptx Lossless DataLinkProtocol4 : Aptx Adaptive DataLinkProtocol5 : USB DataTransferRate : 990 kilobits_per_second ExternallyAssignedProductIdentifier : 6945624904904 ExternallyAssignedProductIdentifier1 : 753459252826 ExternallyAssignedProductIdentifier2 : 845973094553 ExternallyAssignedProductIdentifier3 : 0753459252826 ExternallyAssignedProductIdentifier4 : 6935364094553 ExternallyAssignedProductIdentifier5 : 0845973094553 ExternallyAssignedProductIdentifier6 : 00845973094553 ExternallyAssignedProductIdentifier7 : 06935364094553 FinishType : Qualcomm GpsrSafetyAttestation : 1 HardwareInterface : usb3.0 HardwareInterface1 : bluetooth_5 HardwareInterface2 : usb_c HardwareInterface3 : usb2.0 IncludedComponents : USB charging cable*1 IncludedComponents1 : USB-C Lossless Bluetooth Transmitter IncludedComponents2 : User Manual IncludedComponents3 : 24-month Warranty with 24/7 Unlimited Technical Support InterfaceType : RJ45 ItemDisplayDimensions_Height : 60 millimeters ItemDisplayDimensions_Width : 60 millimeters ItemName : Questyle QCC Dongle Pro USB-C Bluetooth Adapter, Bluetooth 5.4 Audio Adapter with LDAC,aptX Lossless& aptX-Adaptive, Wireless Lossless Transmitter to Connect Wireless Headphones & Earbuds ItemPackageDimensions_Height : 1.06 inches ItemPackageDimensions_Length : 3.23 inches ItemPackageDimensions_Width : 2.99 inches ItemPackageQuantity : 1 ItemTypeKeyword : bluetooth-network-adapters Manufacturer : Questyle ModelName : ethernet adapter ModelNumber : BT54H NumberOfItems : 1 NumberOfLithiumIonCells : 4 NumberOfPorts : 1 PackageLevel : unit PartNumber : Long Range Bluetooth 5.4-BT54H Platform : not_machine_specific PowerPlugType : no_plug ProductDescription : It’s simple to use—just plug the QCC Dongle Pro into your iPhone, iPad, or Mac, and connect to any LDAC-supported audio device to enjoy high-resolution sound. ProductSiteLaunchDate : 2025-07-11T09:18:52.533Z ShipsGlobally : 1 Size : Small Long Range Sized SpecificUsesForProduct : Bluetooth connected with Bluetooth Headset / Headphones / Earbuds / Speaker, excluding Momentum 4 headphones and other 2.4g headphones or speakers StreetDate : 2024-08-20T00:00:01Z Style : For PC SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SwitchType : unmanaged UnitCount : 1 UnspscCode : 43211614 Voltage : 28 volts WarrantyDescription : 12 Months Warranty WarrantyDescription1 : 1. 30-Day Money-Back Guarantee for ANY Reason: For 30 days after the date of purchase, return your undamaged Krisnorey product and receive a Full-Refund for ANY reason. WarrantyDescription2 : 2. 12-Month Warranty for Quality-Related Issues: For 12 months after the date of purchase, we take care of all quality-related issues with a REPLACEMENT. WarrantyDescription3 : 3. Free User Support: Not sure how to get your Krisnorey product to work properly? Contact our world-class, friendly support team for quick solutions.