Recorder Series: Platinum Series. Recorder Channel: 32-Channel. Recorder Case: 1.5U Case. Recorder Technology: IP / NVR. IP Video Input: 32-CH, Up to 12MP Resolution. Two-Way Audio Input: 1-CH, RCA (2.0 Vp-p, 1kΩ). Incoming Bandwidth: 256Mbps. Outgoing Bandwidth: 256Mbps. Remote Connection: 128. Recording Resolution: 12MP/ 8MP/ 6MP/ 5MP/ 4MP/ 3MP/ 1080p/ UXGA/ 720p/ VGA/ 4CIF/ DCIF/ 2CIF/ CIF/ QCIF. HDMI Output: 4K (3840 x 2160)/ 60Hz, 4K (3840 x 2160)/ 30Hz, 1920 x 1080p/ 60Hz, 1600 x 1200/ 60Hz, 1280 x 1024/ 60Hz, 1280 x 720/ 60Hz, 1024 x 768/ 60Hz. VGA Output: 1-ch, resolution: 1920 x 1080p/ 60Hz, 1280 x 1024/ 60Hz, 1280 x 720/ 60Hz, 1024 x 768/ 60Hz. Audio Output: 1-CH, RCA (Linear, 1kΩ). Live View/ Playback Resolution: 12MP/ 8MP/ 6MP/ 5MP/ 4MP/ 3MP/ 1080p/ UXGA/ 720p/ VGA/ 4CIF/ DCIF/ 2CIF/ CIF/ QCIF. Synchronous Playback: 16-CH. Capability: 4-ch @ 4K, or 16-ch @ 1080p. SATA: 4 SATA interfaces for 4 HDDs (hard drive is not included). Capacity: Up to 6TB for Each Disk. Network Interface: 2 RJ-45 10/ 100/ 1000 Mbps self-adaptive Ethernet Interfaces. Serial Interface: 1 RS-485 (Half-Duplex), 1 RS-232. USB Interface: Front Panel: 2 x USB 2.0; Rear Panel: 1 x USB 3.0. Alarm In/Out: 16/4. Power Supply: 100 ~ 240V AC. Consumption: ≤ 20 W (without enabling PoE). Working Temperature: 14ºF ~ 131ºF (-10ºC ~ 55ºC). Working Humidity: 10% - 90%. Casing: 19-Inch Rack-Mounted 1.5U Casing. Dimensions: 17.5" x 15.3" x 2.8" (445 x 390 x 70mm). Weight: ≤ 11 lbs. (5Kg). ***Hard drive is not included***