The Cisco 4G LTE WWAN EHWIC is the first enterprise-class 4G multimode LTE WWAN solution. With 4G LTE, WWAN is a primary WAN link solution. Businesses can now run applications such as interactive video and telepresence on a primary 4G LTE WWAN link, which is 10 to 15 times faster and has 5 times lower latency than 3G links.