Up to 5.8 Gbps data rate using 4K QAM modulation and 320MHz channel bandwidth (single channel or 160 and160 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 and 5Gand6G Applicable Network Type:Gigabit Ethernet Model Number:QCNCM865 Application:Laptop Transmission Rate:5800M Equipped with external antenna The antenna is random and cannot be specified. Colour:As Shown Material:PCB Package Contents: 1 x network card with antenna 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.