Features: Supports 2.4 GHz and 5 GHz dual frequencies, wireless speed up to 600 Mbps. Small in size, mini and portable, it takes up no space when connected to a laptop or desktop computer, allowing you to enjoy stable and high-quality wireless internet anywhere, anytime. No more messy network cables, enabling wireless internet access to keep your environment clean and tidy. USB interface, no driver required, plug and play. Compatible with multiple operating systems. Specification: Model: WD-4507AC Standards: IEEE 802.11ac, IEEE 802.11n, IEEE 802.11g, IEEE 802.11b Interface: USB2.0 Frequency Range: 2.4-2.4835 GHz, 5.12 GHz-5.825 GHz Wireless Speed: 11ac: up to 433 Mbps 11n: up to 150 Mbps 11g: 6/9/12/18/24/36/48/54 Mbps 11b: 1/2/5.5/11 Mbps Working Channel Number: 1-14 (2.4G), 36-165 (5G) Spread Spectrum: DSSS Modulation Type: OFDM / CCK / 16-QAM / 64-QAM Wireless Power: 20dBm LED Light: Status Supported Systems: Windows XP / Vista / Win7 / Win8 / Win10 / Mac 10.9-10.13 Item Size: 2.9 * 1.5 * 0.7 cm / 1.14 * 0.59 * 0.28 inches Packing List: 1 * Wireless Network Card