Support Memory Card:NoSupport Apt-x:No Support AAC:No Model Number:Bluetooth 5.3 USB adapter Package:Yes High Definition Support:None Content:AUDIO WIFI Standard:None Wireless Type:bluetooth Sound Track:Double Interface:USB Origin:Mainland China Features 1:bluetooth usb adapter Features 2:usb bluetooth 5.3 Features 3:for wireless mouse/keyboard/pc/speaker Features 4:USB Bluetooth Receiver Features 5:Wireless USB Bluetooth Adapter 5.3 Features 6:bluetooth dongle 5.3 Features 7:Bluetooth Music Adapter Bluetooth 5.3 Note: This product supports Win7/8.1/10/11 and Linux, but other systems do not supported. For Win7 and For Linux must be installed with drivers. It is driver-free for Win8.1 and above system. This product is not supported on Mac OS/IOS system. Product name: Bluetooth 5.3 USB adapter Bluetooth version: Bluetooth v5.3 (compatible with 2.0/4.0/5.0/5.1/5.2) Frequency range: 2.4GHz(2402-2480MHz) Rated voltage: DC 5V Interface type: USB Transmission distance: 0 ~ 20m Transmission rate: 3.0Mbps(max) Support systems: For Windows7/8.1/10/11, Linux (Windows8.1/10/11 free drive). Bluetooth 5.0 Specifications: Item Name: Bluetooth Adapter Material: Plastic + Metal Bluetooth Version: 5.0 Interface: USB 2.0 Transmission Distance: 10 m Compatible System: for Windows XP/Vista/Win7/Win8/Win8.1/Win10 Features: Mini, Plug and Play, High Speed, Easy to Carry Fully compatible with Bluetooth 2.0, Bluetooth 2.1, Bluetooth 3.0, Bluetooth 4.0 and Bluetooth 4.2 specifications. Comply with Bluetooth 5.0 technical specifications, dual mode transmission. 24Mbps transmission rate, providing stable and high-speed transmission of file and audio data. Notes: This product can only be used on the computer to connect to other devices. It can not be used directly on the TV.