(Enhanced Roaming Indicator) a feature to indicate whether a mobile phone is on its home system, a partner network, or a foreign (roaming) network. ERI capable handsets, when loaded with the proper software and PRL, will illustrate the home or roam condition using a banner with text on the handset display. While many phones can indicate home vs. roaming via an icon, ERI phones can clearly indicate the third "partner network" status, which may carry a different rate schedule.