Model 1.W67L dual-band wireless network card supports 2.4 GHz and 5.8 GHz bands. It can select a channel to optimize performance, delivering higher data rates than single-band cards. It uses 802.11ac for high-speed wireless, with backward compatibility to 802.11a/b/g/n. This enables multiple devices to stream concurrently with strong performance and stability. Security is hardware-based with AES and TKIP encryption. This setup is power efficient and fast, and it supports security features including WPA/WPA2/802.11i and 802.1x. Soft AP function allows you to share a network from your device with easy setup. Bluetooth 4.0 compatibility enables faster transfers with Bluetooth devices. Use scenarios: - In a home or small office with HD streaming and online meetings, upgrade to dual-band for reliable performance across devices. - While traveling or in locations with limited wired access, use Soft AP to share the internet from your device. - Transfer files or connect Bluetooth peripherals using Bluetooth 4.0 for faster wireless transfers.