Siyata Mobile (SYTA) announced that its SD7 Handset has been added to the ‘Free Feature Phone for Life’ promotion from FirstNet, Built with AT&T (T). Available to new activations or eligible upgrades, the promotion gives eligible customers the ability to choose a FirstNet Ready free feature phone with either Push-to-Talk, FirstNet Rapid Response or a feature phone plan. The limited time offer began on March 29.