what is it?
The courier is holding a machine that looks like a cell phone and scans, what exactly is it?
It's definitely not a phone !
In fact, it is what we often refer to as a PDA，Also known as handheld terminals or scanner guns.
What is PDA?
PDA， The full name is Personal Digital Assistant, which is a portable device that integrates data collection, processing, and transmission. Simply put, it is like a combination of your phone and scanner, which can quickly identify and record information by scanning codes, and transmit data to the backend system through wireless networks.
According to IEEE classification standards, PDAs belong to Class 3 Mobile Computing Devices. Its core features include:
Portability: Compact and lightweight, suitable for one handed operation;
Specialization: Designed for specific industry needs, with highly customized functions;
Industrial grade protection: equipped with dust-proof, waterproof, and drop resistant characteristics, suitable for harsh working environments.
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