Welcome to our store! 1. Supports continuous Wi-Fi switching, Bluetooth, iOS/OS X switching, and instant hotspot. 2. The network card is equipped with an IC to prevent various short circuits and protect the network card or motherboard from burnout. The foolproof design for Bluetooth ensures users cannot insert the line incorrectly, preventing installation issues. 3. Supports Bluetooth keyboards, mice, and trackpads for iOS/OS X. The new BT4.0 function is equipped with BT 4.0 technology. 4. Supports connection with Bluetooth headsets, Bluetooth stereos, Bluetooth keyboards, Bluetooth mice, etc., to provide more convenience and meet more requirements. 5. Efficient WiFi transmitter, connect to a desktop computer to establish a wireless WiFi signal. Mobile phones, laptops, tablets, and computers can all connect. Item Type: Wireless Card Model: BCM943602CS Transmission for iOS/OS X: Supports Wireless Protocol: 802.11ac Wireless 2.4 GHz: 450 Mbps Wireless 5 GHz: 1300 Mbps Bluetooth: 4.0 Suitable for computers with PCI interface Supported Operating Systems: Win10/OS X Driver-free for OS X 10.10 and later. For Windows systems, a driver needs to be installed. Supports OS X 10.15 version systems without a driver. 1 x Wireless Card 3 x Antenna 1 x Bluetooth Cable 1 x User Manual 1 x Screw If you find any product issues after receiving the goods, such as damage or incorrect quantity, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.