Wireless Security supports up to 128-bit encryption - WEP, WPA, WPA2 and equipped with a WPS button, allowing you to securely and easily establish a connection to prevent unauthorized access and to keep your network and your data safe. Intelligent Signal Indicator The Intelligent Signal Indicators indicate the strength of signal received from your wireless router, helping you locate the ideal spot for optimal coverage. Plug and Play With no new wires or cables within range of their existing wireless network, you can easily extend wireless coverage at a push of the WPS button on their router followed by the Range Extender button on the WN575A3 or vice versa. An additional push of the pair button can quickly establish an encryption with client devices. 3 Working Modes WiFi Range Extender-Extend WiFi coverage of an existing wireless network Wireless Access Point-Covert a wired network to a wireless network Wireless Router-Create an instant private wireless network and share Internet to multiple WiFi device, which is suitable for most hotel and network. Material: Plastic.