If you really want to be sure about efficiency, durability and performance, you quickly end up with solutions made by Unitech, such as the PA550. During its short spell on the market, this Unitech PDA has found its way in sectors such as law enforcement, cleaning services and sales automation. For example in law enforcement, the PA550 is used to control regulated parking areas, make proof of evidence and do digital administration when persons have parked their car incorrect.