System Main Processor Embedded processor Operating System Embedded Linux operating system Button Type Mechanical Interoperability ONVIF Network Protocol SIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP Baisc Camera 1/2.8" 2MP CMOS high definition, low illumination/WDR/color/IR Angle of View Horizontal: 129°; vertical: 74°; diagonal: 147° WDR 120dB Noise Reduction 3D noise reduction Video Compression H.264 Video Resolution Main stream: WVGA, 720P, D1 Sub stream: CIF, WVGA, QVGA, 1080P, D1 Frame Rate PAL: 25 fps NTSC: 30 fps Video Bit Rate 256K to 4M Light Compensation Auto IR D/N ICR auto switch Audio Compression G.711Mu; G.711u; PCM Audio Input 1 Audio Output Built-in speaker Audio Mode Two-way audio Audio Enhancement Echo suppression and cancellation/digital noise reduction Audio Bit Rate 16KHz, 16Bit Function Communication Full digital Unlock Mode Card/App/indoor monitor unlock Card Type IC card Motion Detection Video Motion Detection Auto Snapshot Auto snapshot can only be enabled on indoor monitors Leave Photos and Messages Yes (Insert an SD card into the indoor monitor.) Web Configuration Yes Performance Card Reading Distance 3cm–5cm Casing PC+Aluminum alloy, metal frame Capacity Card Capacity 10,000 Port RS-485 1 Electric Lock 1 Alarm Input 1 Alarm Output 1 Exit Button 1 Door Status Detection 1 Lock Control 1, normally closed by default Network 1 10Mbps/100Mbps network port (8-core white ribbon cable) Alarm Tamper Alarm Yes General Color Greyish-black Power Supply 12V DC 1A Standard PoE Installation Surface mount Certifications CE/FCC Accessory Alarm ribbon cable