| Model | DS-7332HQHI-K4 |
| Analogue Video Input | 32 Channels (BNC, 1.0 Vp-p, 75 Ω) |
| IP Video Input | 16-ch (expandable up to 48-ch), Up to 6MP |
| HDTVI Input | 4MP, 3MP*, 1080p, 720p (*3MP on ch 1-4 only) |
| AHD Input | 4MP, 1080p, 720p |
| HDCVI Input | 1080p, 720p |
| CVBS Input | PAL / NTSC |
| Video Compression | H.265 Pro+ / H.265 Pro / H.265 / H.264+ / H.264 |
| Recording Resolution | 4MP lite / 3MP / 1080p / 720p / WD1 / 4CIF / VGA / CIF |
| Frame Rate | Up to 1080p @ 15fps per channel |
| Video Bitrate | 32 Kbps to 6 Mbps |
| Audio Input / Output | 4-ch Input / 1-ch Output (RCA) |
| Two-Way Audio | 1 Channel (Independent RCA) |
| HDMI Output | 2× HDMI (HDMI2: 4K@30Hz / 2K@60Hz) |
| VGA Output | 1× VGA (Up to 1080p@60Hz) |
| Network Interface | 1× RJ45 10/100/1000M Gigabit Ethernet |
| HDD Capacity | 4× SATA (Up to 10TB each) + eSATA |
| USB Ports | Front: 2× USB 2.0 | Rear: 1× USB 3.0 |
| Alarm Input / Output | 16 Input / 4 Output |
| Serial Interface | RS-232, RS-485 (Full Duplex), Keyboard |
| Power Supply | 100–240 VAC, 50/60 Hz |
| Power Consumption | ≤ 45W (without HDD) |
| Operating Temperature | -10°C to +55°C (14°F to 131°F) |
| Dimensions (W×D×H) | 440 × 390 × 70 mm (17.3 × 15.4 × 2.8 inch) |
| Weight | ≤ 7 kg (15.4 lb) without HDD |