Description: Notes: 1. Win7 and XP systems need to download drivers. 2. Only supports WINDOWS system computers, not support Apple or other systems. 3. Not support to use in the car. 4. If the computer has Bluetooth, you need to disable the computer's Bluetooth before you use the product. 5. This product can only be used on the computer to connect to other devices. It can not be used directly on the TV. Specifications: Product name: Bluetooth 5.3USB 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: Windows7/8.1/10/11, Linux (Windows8.1/10/11 free drive). Package includes: 1* Bluetooth 5.3 Adapter Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia