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| File Name | Size | Date of Update |
|---|---|---|
| QB33 | 1,228KB | 06/30/2022 |
| File Name | Size | Date of Update | |
|---|---|---|---|
| QB33-SR/SU User's Manual | 1,826KB | 05/11/2022 | detail |
| File Name | Size | Date of Update | |
|---|---|---|---|
| Active USB-COM Port Driver | 3,800KB | 01/22/2025 | detail |
| Keyboard Interface Software(QR_kbif) | 8,317KB | 10/01/2020 | detail |
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