"the engenius esr300 is a 2.4 ghz wireless n300 router with a fast ethernet wan port and a built-in 4-port fast ethernet switch for connecting home entertainment devices like hdtvs, blu-ray players, set top boxes or game consoles so they can access a familys internet connection. This high-powered xtra range pod-shaped router also includes a usb port for attaching a storage device and sharing media content in the home or away from home to mobile devices like smartphones or tablet and laptop pcs with enshare your personal media cloud. xtra range the esr300's high transmit power capability is designed to deliver extended range and expanded coverage so your family can connect more devices throughout your home. The esr300 features wireless speeds up to 300 mbps and supports several security features and settings including industry standard wireless encryption, such as wpawpa2 (wireless protected access) to prevent unauthorized access to the home network; an advanced spi (stateful packet inspection) firewall to block malicious software from the internet from accessing networked devices; mac address filtering to grant only known computers and devices network access; and url filtering to block access to unwanted or offensive websites. users can also enable up to four separate and discrete ssids (service set identifiers) or ways to access the network. This gives families the ability to offer friends or visitors internet access or access to specific devices, like networked printers, while protecting other networked computers or hard drives in the home that may contain private information. this esr300 router also employs intelligent qos (quality of service) to prioritize bandwidth-intensive applications like video and gaming or bandwidth sensitive applications like voip (voice over ip) telephone calls for optimal connectivity whether over wired or wireless connections."