SS313 - SAMSUNG SRD-480D 4 CHANNEL CCTV HD-SDI DIGITAL VIDEO RECORDER 1080P H.264 1TB Min. Illumination 1 Lux @F1.2 (Color), 0.1 Lux (B/W) 2.8x varifocal lens(3 ~ 8.5mm) True Day & Night (ICR), MD Imaging Device: 1/3 1TB HDD INLCUDED. 4 SATA HDD SLOTS AVAILABLE. MAXIMUM 12TB