4506AG IEEE 802.11n Ethernet, Cellular Wireless Router Shares a 3G/4G/LTE modem, iPhone, Android phone, or fixed broadband connection with multiple devices and provides an advanced firewall and wireless security to protect your data Small, pocket-sized, lightweight, wireless router is powered by its rechargeable battery or its power cube Also works with DSL modems, cable modems, and hotel-room Ethernet LAN outlets Better than smartphone hotspots in wireless range, security, compatibility, and phone battery conservation - the 4506 will not only conserve the battery, but even charge a connected smartphone and provide a battery backup for the phone Supports automatic switching/failover to mobile/cellular broadband if a cable or DSL connection fails.