2PCS Portable 2.4GHz Wireless USB Wired Barcode Scanner 1D 2D QR Code Reader
(GS1 DataBar Limited（RSS-Limited), GS1 DataBar Expanded(RSS-Expanded); 2D Code: QR Code, Micro QR Code, Data Matrix, PDF 417. 2pcs 2.4G USB Dongle. Compatible with 2.4G Wireless connection receiver and Wired USB connection.