Up to 5.8 Gbps data rate using 4K QAM modulation and 320MHz channel bandwidth (single channel or 160 +160 with High Band Simultaneous). Up to 4.3 Gbps with 4K QAM and 240MHz channel bandwidth using multiple streams of globally available 5GHz spectrum. Supports Wi-Fi 7 High Band Simultaneous Multi-Link. Advanced Dual Bluetooth feature is designed to deliver concurrent audio streams for reliable long-range connections. Multi-stream audio support for true wireless earbuds. Hign-concerned Chemical:none Wi-Fi Supported Frequency:2.4G & 5G & 6G Applicable Network Type:Gigabit Ethernet Model Number:QCNCM865 Application:Laptop Transmission Rate:5800M Equipped with external antenna Note:The colors and styles of the antenna and screwdriver are random and cannot be specified. Colour:As Shown Material:PCB Package Contents: 1 * network card with antenna 1 * screwdriver Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.