USI/Wittern 3535
Card reader compatibility
| Reader | Status | Firmware / controller | Requirement |
|---|---|---|---|
| Cantaloupe Engage | conditional | GVC2 controller 2.8.8523 | NONE |
| Cantaloupe Engage Combo | conditional | GVC2 controller 2.8.8523 | NONE |
| Cantaloupe G11 | conditional | GVC2 controller 2.8.8523 | NONE |