Handheld
Handheld barcode readers, 2D and QR codes are designed for all situation where data is to be transmitted to a computer by cable or wireless (for example, Bluetooth). In pocket memory scanners, data are first collected and stored in memory, and then transferred to the computer.
![Zebex Z-3250, Z-3251 Handy Wireless Scanner](https://images.codeware.cz/thumbnails/200/Z-325x.both.png)