Best Buy offers the Netgear Spengler Unite Express 4G LTE No-Contract Mobile Hotspot for AT&T, model no. AC779S, for $35.99 with free shipping. That's $14 under our October mention, a current best by $4, and the lowest total price we've seen. It supports up to 10 devices and features a 1.77" LCD display, pre-installed SIM card, and 10-hour battery life.