Ds-7224hqhi-k2 24 Channels Digital Video Recorder
Video/Audio InputAudio Input: 1-chAnalog and HD-TVI video input: 24-ch, BNC interface (1.0 Vp-p, 75 & Omega;), supporting coaxitron connectionSupported camera types: Support HDTIV input:4 MP, 3 MP, 1080p30, 1080p25, 720p60, 720p50, 720p30, 720p25 Note: The 3 MP signal input is only available for channel 1/2/3/4.Support AHD input:4 MP, 1080p25, 1080p30, 720p25, 720p30Support HDCVI input: 1080p25, 1080p30, 720p25, 720p30Support CVBS input:PAL/NTSCVideo Input Interface: BNC (1.0 Vp-p, 75 & Omega;)Audio Compression: G.711uAudio Input Interface: RCA (2.0 Vp-p, 1 k & Omega;)Two-way Audio: 1-ch, RCA (2.0 Vp-p, 1 K & Omega;) (using the 1st channel of audio input)Video/Audio OutputCVBS Output: 1-ch, BNC (1.0 Vp-p, 75 & Omega;), resolution: PAL: 704 & times; 576, NTSC: 704 & times; 480HDMI/VGA Output: 1-ch,4K (3840 & times; 2160)/30Hz,2K(2560 & times;1440)/60Hz, 1920 & times;1080/60Hz, 1280 & times;1024/60 Hz, 1280 & times;720/60Hz, 1024 & times;768/60 HzFrame Rate: Main stream:When 1080p Lite mode not enabled:For 4 MP stream access: 4 MP lite@15fps; 1080p lite/720p/WD1/4CIF/VGA/CIF@25fps(P)/30fps (N)For 3 MP stream access: 3 MP/1080p/720p/VGA/WD1/4CIF/CIF@15fpsFor 1080p stream access: 1080p/720p@15fps; VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)For 720p stream access: 720p/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)When 1080p Lite mode enabled:4 MP lite/3 MP@15fps; 1080p lite/720p lite/VGA/WD1/4CIF/CIF@25fps (P)/30fps (N)Sub-stream:WD1/4CIF@12fps; CIF@25fps (P)/30fps (N)Video Bit Rate: 32 Kbps-6 MbpsStream Type: Video/Video & AudioTwo-way Audio: 1-ch, RCA (2.0 Vp-p, 1 k & Omega;) (using the audio input)Audio Output: 1-ch RCA(Linear, 1k & Omega;)Audio Bit Rate: 64kbpsDual Stream: SupportSynchronous Playback: 16-chNetwork managementRemote connections: 128Network protocols: TCP/IP, PPPoE, DHCP, Hik-Connect, DNS, DDNS, NTP, SADP, NFS, iSCSI, UPnP & trade;, HTTPS, ONVIFHard Disk DriverInterface Type: 2 SATA InterfacesExternal InterfaceNetwork Interface: 1 RJ45 10M/100M/1000M adaptive Ethernet InterfaceUSB Interface: 1 USB 2.0 Interface & 1 USB 3.0 InterfaceSerial Interface: 1; standard RS-485 serial interface, half-duplexGeneralPower Supply: 12 VDCConsumption: & le; 55 WWorking Temperature: -10 & ordm;C to +55 & ordm;C (+14 & ordm;F to +131 & ordm;F)Working Humidity: 10% to 90%Dimensions: 380 & times; 320 & times; 48 mm (15.0 & times; 12.6 & times; 1.9 inch)Weight: & le; 2 kg (4.4 lb)