Qian DAYIN 80 Manual De Usuario página 41

5, If connect with Bluetooth, then you can click " Select
Printer" first, you will search the "Bluetooth Printer" (the
default name of printer is Bluetooth Printer), click it to be
connected.
6, If connect with WIFI, please make sure that your device
WIFI is connected with printer (both of them in the same
Network segment). And then click the " Connect", enter
into the printer IP :
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