Model TCL A2. The TCL A2 features a spacious 5.5” 18:9 Full View Display in a compact body with a dedicated Google Assistant side key– a fast and convenient way to get answers on the go. Maximized Screen – Minimized Body: We thoughtfully designed a spacious 5.5″ 18:9 Full View Display into a sleek, compact smartphone with narrower borders so you can read, watch and browse comfortably with one hand.