LOYALTY SECU Bluetooth print server configuration guide video 

Wireless and Bluetooth Printing with LOYALTY-SECU USB print server: Print without a network or costly infrastructure
The LOYALTY-SECU WiFi Bluetooth Network Print Server supports USB printer printing via Bluetooth 4.0 when there is no network or wired infrastructure available or feasible. Users can send print jobs from a computer, or Android smartphone to the connected USB printers using Bluetooth technology. Convert your old USB printers into network Bluetooth printers in seconds with the LOYALTY-SECU Bluetooth print server. The 3 USB Ports WiFi 2.4GHz Bluetooth Printer Server allows users to send print jobs to multiple USB printers anytime, anywhere via a computer or smartphone under the wifi, wired network, and Bluetooth simultaneously.
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Shenzhen LOYALTY-SECU Technology Co., LTD