1. Excellent Chip: The wireless adapter uses the industry-recognized British CSR 4th generation BT main chip version 2.0, which is stable, fast, and has better compatibility. 2. Supported Devices: The USB WiFi adapter supports 7 BT devices simultaneously, supports sharing BT services, and is more convenient to use. 3. Small and Portable: The USB wireless adapter has a small appearance, compact structure design, and a semi-circular ergonomic design, making it very light and easy to carry. 4. Wide Compatibility: Compatible systems for the PC wireless adapter include Windows XP, 2000, ME, 98SE, Win 7, Win 8, Win 10, etc. 5. Wide Application: The WiFi adapter is suitable for any computer regardless of model, compatible with all BT mobile phones, BT headsets, and BT-related devices. Item Type: USB Wireless Adapter Material: ABS Color: Black BT Version: V2.0 (supports V1.2) Transmission Rate: 3Mbps Transmission Range: Approx. 20m Supports Configuration: Internet, Dial-up, Fax, LAN Access, and Headset Compatible Systems: For Windows XP, 2000, ME, 98SE, Win 7, Win 8, Win 10, etc. 1 x USB Wireless Adapter