J3 Point-of-Sale (Ganymede Technologies Corp.) offers POS systems for one or multi-store locations, we have a solution. Easy to use J3 POS Software with QuickBooks® accounting. Wireless handhelds for easy inventory control. Pay at the pump solution supporting multiple pump brands (NeXGen PRIME) and affordable solutions using existing pumps for conversion to chip and pin (EMV) credit card processing. Partner Tech All-in-One terminals, SMARTTill cash drawers, and Self-check out.