Wireless data collector, also known as portable data collector, handheld PDA or handheld terminal. It is a high-tech product integrating data terminal, scanner, imager and other functions, and supports data acquisition methods such as one-dimensional bar code scanning, two-dimensional code scanning, RFID radio frequency identification, UHF, NFC reading and DPM reading. Mainly used in logistics express, manufacturing, public utilities, retail, agriculture and animal husbandry and other fields. For details, please refer to Dongda Integration. Here is a picture: