DH-HAC-HFW1800T-A:4K Real-time HDCVI IR Bullet Camera

Image Sensor:1/2.7 inch CMOS 4K; Scanning System:Progressive;Minimum Illumination:0.03Lux/F2.0, 30IRE, 0Lux IR on; Fill Light Working Distance:30 m (98.4 ft); IR LED Number:1; Lens Type:Fixed-focal; Day/Night:Auto switch by ICR; BLC:BLC/HLC/WDR; WDR:DWDR; Noise Reduction:2D NR;Smart IR:Yes; Audio Input:One channel, built-in mic (-A); Power Supply:12V ?30% DC; Casing:Metal throughout the whole casing;Camera Dimensions:174.5mm?70.6mm?72.3mm(6.87?2.78?2.85?en