Outdoor Station for villa VTO3211D-P1-S2

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 12.8" 2MP CMOS high definition, low illuminationWDRcolorIR 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 DN 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 cancellationdigital noise reduction Audio Bit Rate 16KHz, 16Bit Function Communication Full digital Unlock Mode