Welcome to our store! 1. Excellent Chip: The wireless adapter adopts the industry-renowned British CSR 4th generation BT main chip version 2.0, which is stable, fast, and has better compatibility. 2. Supported Devices: USB WiFi adapter supports 7 BT devices simultaneously, supports sharing BT services, and is more convenient to use. 3. Small and Portable: The wireless USB adapter has a small appearance, compact structure design, semi-circular ergonomic design, is very lightweight, and easy to carry. 4. Wide Compatibility: PC compatible systems with the wireless adapter include Windows XP, 2000, ME, 98SE, Win 7, Win 8, Win 10, etc. 5. Wide Application: The WiFi adapter is suitable for all computers regardless of model, compatible with all BT mobile phones, BT headsets, and BT-related devices. Item Type: Wireless USB Adapter Material: ABS Color: Black BT Version: V2.0 (Support V1.2) Transmission Rate: 3 Mbps Transmission Range: Approx. 20m Support Configuration: Internet, Dial-up, Fax, LAN Access, and Headset Compatible System: For Windows XP, for 2000, for ME, for 98SE, for Win 7, for Win 8, for Win 10, etc. 1 x Wireless USB Adapter Customers are our top priority. If you encounter any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.