DH Recorder
| Model Number | Build Date | |||
| NVR-4K-S2 | NVR-NV41A04-P4-4K-S2 | 20191129 | 20200912 | 20210820 |
| NVR-NV41A08-P8-4K-S2 | ||||
| NVR-NV41A08-P8-4K-S2 | ||||
| NVR-NV42A08-P8-4K-S2 | 20200424 | 20200727 | 20210820 | |
| NVR-NV42A16-P16-4K-S2 | ||||
| NVR-NV44A16-P16-4K-S2 | ||||
| NVR-NV44A32-4K-S2 | ||||
| NVR-NV54A24-P24-4K-S2 | 20200424 | 20200727 | 20210827 | |
| NVR-6064-4K-S2 | 20200430 | 20200721 | 20210716 | |
| NVR4000-4K-S2 WiFi Adapter Firmware | 20210831 | |||
| NVR-I | NVR-NV42A08-P8-I | 20190912(Beta) | 20200707 | 20210811 |
| NVR-NV42A16-P16-I | ||||
| NVR-NV54A32-P16-I | 20200814 | 20201022 (Improve AI detection) | 20210811 | |
| XVR-I/-I2 | XVR-XV51A04H-I | 20200228 | 20200918 | |
| XVR-XV51A04H-4KL-I2 | 20210710 | |||
| XV51A04H-4KL-I3 | 20211013 | |||
| XVR-XV51A08H-I | 20200228 | 20200918 | ||
| XVR-XV71A04H-4KL-I | ||||
| XVR-XV51A08H-4KL-I2 | 20211020 | |||
| XVR-XV51A16H-I | 20200228 | 20200918 | ||
| XVR-XV71A08H-4KL-I | ||||
| XVR-XV52A16A-4KL-I2 | 20211020 | |||
| XVR52A16A-4KL-I2 WiFi Adapter Firmware | 20210823 | |||
| XVR-XV54A32L-4KL-I2 | 20211020 | |||
| XVR-XV72A16A-4KL-I | 20200228 | 20200918 | ||
| XVR-4KL/4KL-X/4K-X | XVR-XV51A04H-4KL | 20211013 | ||
| XVR-XV51A08H-4KL | 20210710 | |||
| XVR-XV71A08H-4KL-X | ||||
| XVR-XV52A16A-4KL | 20211013 | |||
| XVR-XV54A32L-X | ||||
| XVR-XV72A08-4K-X | ||||
| XVR-XV72A16A-4KL-X | ||||
| XVR-4K | XVR-XV51A04H-4M | 20190301 | ||
| XVR-XV51A08H-4K | 20210923 | |||
| XVR-XV52A16A-4K | 20210719 | |||
| XVR | XVR-XV51A04H | 20190301 | ||
| XVR-XV51A08H | 20190301 | |||
| XVR-XV52A16A | 20190301 | |||
| XVR-X58A32S | 20190301 | |||
| XVR-XV54A32L | ||||
| XVR-XV88A16S | 20210903 | |||