Camera: 1/2.5" 2MP CMOS Low Illumination HD Colorful Fisheye Camera Field of View: Horizontal: 168.6°; vertical: 87.1; diagonal:176.7° Focal Length: 1.9 mm WDR: 120 dB Noise Reduction: 3D DNR Video Compression: H.265 Video Resolution 50Hz: Main Stream (720P@25 fps), sub stream (1080P@25 fps) 60Hz: Main Stream (720P@30 fps), sub stream (1080P@30 fps) Video Frame Rate: 25 fps Video Bit Rate: 256 Kbps to 4 Mbps Light Compensation: Auto IR Day/Night: Auto (ICR) Audio Compression: G.711a; G.711u; PCM Audio Input: 1 channel Audio Output: Built-in speaker Audio Mode: 2-way voice communication Audio Enhancement: Echo suppression/digital noise reduction Audio Bit Rate: 16 KHz, 16 Bit Status Indicator Light: 3 Port: RS-485 Port: 1 Alarm Output: 1 Power Output: 1-ch 12 VDC 100mA Exit Button: 1 Door Status Detection: 1 Lock Control: 1 Network Port: One RJ45 10M/100M network port GENERAL *****l Appearance color: Silver Power Supply: Dahua 2-wire switch (max. power supply distance 50 m) DC 48V 1A Standard PoE Power Adapter: Optional Installation: Flush/surface mount Certifications: CE; FCC; UL Accesory: Flush/surface mount Product Dimensions: 100 mm × 100 mm × 36 mm (3.94" × 3.94" × 1.41") Protection: IK07; IP65 Operating Temperature: –30°C to +60°C (–22°F to 140°F) Operating Humidity: 10%–90% (RH, non-condensing) Operating Altitude: 0 m–3000 m Power Consumption: ≤ 12W Net Weight: 0.35 kg (0.77 lb) Gross Weight: 0.4 kg (0.88 lb)