Broadcast NewsTech Roundupthe HOT List AT&T to Release Car Plug-In Wifi Hotspot By RBR.com - September 10, 2015 0 Facebook Twitter WhatsApp Linkedin Email AT&T plans to release a car WiFi hotspot on Friday. The ZTE Mobley is the carrier’s first plug-in WiFi hotspot; it allows “always on” 4G service.Please Login to view this premium content. (Not a member? Join Today!)