Note: 1. This product can not work in car stereo or TV!!! it can only use for computer. 2. This product can not connect 2.4G wireless keyboard and 2.4G wireless mouse. please confirm your device before buy. 3. For this product, No MIC decoder inside, so just only supports audio transmission, not support calls. 4. For the Stability, transmission, portable: Super 5.0 mini adapter is better than 5.0 adapter. ✨Remind: 1.To ensure that the connection signal is stable, reduce the blockage between the adapter and your device. 2. The chip is certified. Support for Windows only, and firmware may be misidentified. 3. Due to the copyright problem of some systems, if it cannot be used, please install the drive software. 4. The notebook's own Bluetooth conflicts with this device. Please turn off the notebook's own Bluetooth before installing. 5. Do not support for ios system devides!!! For win8/win10 system, not need drive software, For win7/xp vista system, need install the drive software. ✨Product Description: Name: Super Mini 5.0 Adapter Super Mini 5.0 Adapter Size: 12mm*15mm*4mm 5.0 Adapter Size: 23mm x 14.5mm x 5.3mm Weight: 6.5g Bluetooth: V5.0 Frequency: 2.4GHz(2042-2480MHz) Transmission distance: O 20M Voltage: DC 5V Interface: USB Applicable: Windows XP/Vista/Win 7/Win 8/Win 10 Working humidity: 75% Storage humidity: 85% ✨Package Included: 1 x Bluetooth 5.0 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-DIMEANI official store