Cash Drawers for POS Systems & stand alone key operation.
The main 2 types of cash drawer are printer driven drawers and external trigger drawers. Printer driven drawers have an RJ11 cable that plugs into the back of your receipt printer, or directly into your POS terminal.
The RJ11 connection is universal and fits into all major brands of receipt printer like Epson, Star, citizen and Nexa
Serial/USB trigger drawers are used to kick open cash drawers directly from the POS terminal.