How to scan barcode or qr code to android device use bluetooth barcode scanner

How to scan barcode or qr code to android device use bluetooth barcode scanner?

 If you want to connect the bluetooth barcode scanner with the android device.  there are 3 types to use, HID keyboard, SPP, BLE. if you want use HID keyboard mode, first enter the setting, and click bluetooth , press and hold the button of the scanner 8s, the scanner enter pairing mode, and use the android device Search for Bluetooth devices. you will find a HID bluetooth scanner device, select it and pairing with it. it do not use password. if the APP use SPP or BLE mode, do not pairing with setting mode. pairing on app. SPP ,BLE mode , please use the scanner scan the spp mode or ble mode setting barcode.