I'm selling this because it came with the purchase of my earphones, but I don't need it. Unused, brand new. High-quality audio Bluetooth USB adapter, perfect for phone calls, video calls, and gaming. - Model Name: BTD 700 - Connection Type: USB-A / USB-C - Features: High-quality audio - Recommended Use: Phone calls, video calls, gaming - Standards: FCC, CE, IC, ANATEL - Compatibility: Compliant with MDA standards Thank you for looking.