Digital Ally's FirstVu is tough and won't fall off or flop around. Its wide view can see targets that are close or to the side. There aren't cables or additional components to get in your way and it can be worn or mounted. Best of all, it's $200 off.
Track Star, now an ESRI Partner, is building AVLS Version 7.0 around ESRI’s ArcGIS Platform and Streetmaps Premium products.