The 4G-LTE-ANTM-D omnidirectional dipole antenna is designed for indoor use with Cisco 4G and Cisco 3G wireless Integrated Services Routers Generation 2 (ISRs G2) and Enhanced High-Speed WAN Interface Cards (EHWICs). The 4G-LTE-ANTM-D antenna is marked with a green band and the product ID (PID) to indicate that it supports 4G Long Term Evolution (LTE) networks.