SI Wireless, a regional mobile operator in the US has launched WiFi Calling using the Interop Technologies CorePlusX Voice-Over-WiFi (VoWiFi) solution. The operator has made VoWiFi service available to subscribers across its markets in Tennessee and Kentucky.
According to Interop, its cloud-based VoWiFi solution will enable SI Wireless subscribers to make voice calls and send text messages across any available WiFi network.
