Description Warranty Information Technical specification: Video Compression: H.264 Video Input: 8-ch Video Input Interface: BNC (1.0 Vp-p, 75Ω) Audio Compression: G.711u Audio Input: 4-ch Audio Input Interface: RCA (2.0 Vp-p, 1 kΩ) VGA Output: 1-ch, resolution: 1920×1080P/60Hz, 1280×1024/60Hz,1280×720/60Hz, 1024×768/60Hz CVBS Output: 1-ch, BNC (1.0 Vp-p, 75 Ω), resolution: PAL: 704 × 576, NTSC: 704 × 480 HDMI Output: 1-ch, resolution: 1920 × 1080P / 60 Hz ,1280 × 1024 / 60 Hz, 1280 × 720 / 60 Hz, 1024 × 768 / 60 Hz Recording resolution: WD1/ 4CIF / 2CIF / CIF / QCIF Frame Rate: WD1/4CIF/2CIF @ 15 fps; orCIF/QCIF @ 25 fps (P) / 30 fps (N) Video Bit Rate: 32Kbps~2048Kbps, or user-defined (Max.3Mbps) Stream Type: Video/Video&Audio Two-way Audio: 1-ch, RCA (2.0 Vp-p, 1 kΩ) (using the audio input) Audio Output: 1-ch RCA(Linear, 1kΩ) Audio Bit Rate: 64kbps Dual Stream: Support Synchronous Playback: 8-ch Interface Type: 1 SATA Interface Capacity: Up to 4TB capacity for each disk Network Interface: 1 RJ45 10M/100M adaptive Ethernet Interface USB Interface: 2 USB 2.0 Interfaces Serial Interface: 1 RJ45 RS-485 half-duplex interface Power Supply: 12 VDC Consumption: ≤ 10 W Working Temperature: -10 oC ~+55 oC Working Humidity: 10% ~ 90% Chassis: Standalone 1U chassis Dimensions: 315 × 230 × 45 mm (W × D × H) Weight: ≤ 4 kg (without hard disk or DVD-R/W) Warranty Information 60 months (5 years) extended warranty is included.