AT&T is now offering a new 5G mobile hotspot device for postpaid consumer and business customers - the A50 from Franklin Wireless.The A50 is model number RG2102 and is part of the Frankly RG2100 series of mobile hotspot devices and utilizes the same design and modem as the JEXtream RG2100 from Franklin Wireless, which is offered by Metro for T-Mobile.