Rosewill RNX-N600PCE_v2.0 provides the latest wireless technology allowing the adapter to connect with a 2.4GHz or 5.0GHz network. Experience better video streaming and online gaming enjoyment in 5GHz band and 2.4 GHz band for simple tasks such as sending e-mails or website browsing. Both 2.4GHz and 5GHz bands of the RNX-N600PCE_v2.0 support the maximum speed of up to 300Mbps. Providing improved performance of hassle free wireless network such as, online gaming, HD video streaming, VoIP phone calling, and much more. External antennas allow for optimally tuned for wider wireless coverage. With two detachable antennas, RNX-N600PCE_v2.0 provides the perfect placement for better reception and quality of your WiFi network. With the advanced WPA/WPA2 encryptions created by the Wi-Fi Alliance, it promotes interoperability and security for WLAN, which effectively and efficiently protects users’ wireless environment.