Support Memory Card:NoSupport Apt-x:No Support AAC:No Model Number:Bluetooth 5.3 Adapter Dongle High Definition Support:None Content:AUDIO WIFI Standard:None Wireless Type:bluetooth Sound Track:Double Interface:USB Origin:Mainland China Feature 1:USB Bluetooth 5.3 Adapter Feature 2:Wireless USB Adapter Feature 3:USB Bluetooth Receiver Feature 4:for Computer PC Laptop Feature 5:for Wireless Speaker Printer Mouse Keyboard Feature 6:for Windows 11/10/8 Feature 7:Plug and Play , Free Driver Feature 8:USB Receiver,Adapter Bluetooth Feature 9:USB Receiver,Adapter Bluetooth Feature 10:Bluetooth Adapter for Wireless Mouse/Keyborard/Headphone/Stereo These are 2 types to choose : 1) Bluetooth 5.3 2) Bluetooth 5.0 Bluetooth 5.3 Note: For Win 7/Win 8/ Win 8.1 need to install drivers. If your computer system is For Win10/11, you do not need to install the driver. It is driver-free for Win10 and above system. This product is not supported on Mac OS/IOS system. Bluetooth adapter is a new product with high version and high speed, with strong compatibility, high speed and stability, and longer receiving distance. Realize wireless connection between computer and other Bluetooth protocol devices (Bluetooth headset/speaker/mouse/keyboard/gamepad/mobile phone/printer, etc.) for audio, data and image transmission. Features: 1.RTL8761BW chip, which truly conforms to the technical specification of Bluetooth 5.3, has dual-mode low-power transmission. 2. Longer transmission distance: 10-20m long transmission distance (no barrier), strong signal. 3. More stable transmission rate: 3Mbps transmission rate, providing high-speed file and audio data transmission. 4. Ultra-low delay speed link, intelligent sleep wake-up to save energy, 24-bit CRC check to resist interference, adaptive frequency hopping to reduce crosstalk. 5. Complete backwards compatibility Bluetooth 2.0, Bluetooth 2.1, Bluetooth 3.0, Bluetooth 4.0, Bluetooth 5.0, Bluetooth 5.1 and other specifications. 6.USB2.0 interface is more universal, and the ultra-mini body is portable. Bluetooth 5.0 Product parameters: Bluetooth version: V5.0 Receiving / launching distance: 20 meters Compatible systems: for windows 7.8.10/XP/Vista/Mac OS USB standard: USB 3.0 Product material: ABS Applicable products: for Bluetooth mouse, keyboard, speaker, earphone, printer, gamepad, etc. Package included: USB Bluetooth dongle*1