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.
![CipherLab 1564 Bluetooth, Wireless 2D Code Reader](https://images.codeware.cz/thumbnails/200/A1500_1560_1562.png)