Features: This adapter card supports a variety of popular wireless networking card models. Enjoy reliable wireless connecting in compact laptops with limited space. The interfaces of the mainboard wireless networking card must support the PCIE protocol in order to use this adapter card. CNVI protocol not supported. Compatible wireless networking card models: BCM943602CS BCM94360CS BCM94331CSAX BCM94360CS2 BCM943224PCIEBT2 BCM94360CD BCM94331CD BCM943602CDP Take cautions and ensure proper insulation to protect your laptop from any potential damage. Specifications: Item: BCM94360CD to A+E key Netwoking Adapter Card Support：BCM943602CS BCM94360CS BCM94331CSAX BCM94360CS2 BCM943224PCIEBT2 BCM94360CD BCM94331CD BCM943602CDP Size:approx 30x22x5mm/1.18x0.87x0.2inch Package Includes: 1PC Netwoking Adapter Card note: This adapter card provides a solution to the problem of some laptops running out of space. Reverse insertion of wireless networking card. Before purchasing, you need to confirm the length and thickness of the antenna. Please ensure proper insulation treatments, otherwise the wireless networking card may short circuit with other components of the machine, leading to malfunctions! Our store does not bear any losses caused by DIY failure! Due to the opposite insertion direction, the tail of the wireless networking card cannot be fixed. Try to solve it on your own. Our store is unable to provide assistance. If your motherboard's wireless networking card slot only supports the CNVI protocol, then this adapter card cannot be used! Only your motherboard's wireless networking card interfaces can support the PCIE protocol in order to purchase this product! Before purchasing, it is important to understand the wireless networking card interfaces protocol of the motherboard.