Key Features •   Connectable to HD-TVI and analog cameras                                              •   Connectable to the Coaxitron camera/dome with long transmission distance. •   Simultaneous HDMI, VGA and CVBS outputs; HDMI output and VGA output at up to 1920 x   1080P resolution. •   New GUI and support starting record with one key. •   Redundant recording and holiday recording schedule configuration. •   Instant playback for assigned camera during multi-channel live view mode. •   Support up to 16ch synchronous playback at 1080P resolution, and reverse playback for multi-  channel. •   Smart playback to go through less effective information. •   Manual video quality diagnostics. •    Customization of tags, searching and playing back by tags. •   Locking and unlocking record files. •   Support HDD quota and group management; different capacity can be assigned to different   cameras under quota mode. •   Provide 4 SATA interfaces and 1 eSATA interface for record and backup. •   1 self-adaptive 10M/100M/1000M network interfaces. •   Support Kodio DDNS (Dynamic Domain Name System); •   Network detection function. Introduction DVR-7300 series DVR (Digital Video Recorder) is a new generation recorder developed by Kodio independently which can connect HD analog cameras and provide powerful surveillance.   Combined with multiple advanced technologies, such as audio and video encoding & decoding technology, embedded system technology, storage technology, network technology and intelligent technology.  It can both work alone as a recorder and corporate with other devices to build a comprehensive surveillance system. The DVR-7300 series DVR are widely applied in the areas of finance, public security, military, communication, transportation, education, etc. Specification Item HD DVR-7304 HD DVR-7308 HD DVR-7316 Video/ Audio Input Video compression H.264 Analog and HD-TVI video input 4-CH 8CH 16CH   BNC interface (1.0Vp-p, 75Ω) Support camera types 720P25, 720P30, 720P50, 720P60,1080P25, 1080P30, CVBS Audio compression G.711u Audio input / Two-way audio in 4-ch, RCA (2.0Vp-p, 1kΩ) / 1-ch, RCA (2.0 Vp-p, 1 kΩ) Video / Audio output   HDMI / VGA output 1920 x 1080 / 60Hz, 1280 x 1024 / 60Hz, 1280 x 720 / 60Hz, 1024 x 768 / 60Hz CVBS output 1-ch, BNC (1.0 Vp-p, 75Ω), resolution: PAL:704 x 756, NTSC: 704 x 480 Encoding resolution Main stream : 1080P/ 720P / VGA/ 4CIF / CIF Sub-stream: WDI (non-real-time) / 4 CIF (non-real-time) / CIF / QCIF / QVGA Frame rate Main stream : 1/16fps  ~ Real time frame rate Sub-stream : 1/16 fps ~Real time frame rate Video bitrate 32Kbps- 10 Mbps Audio output 2-ch, RCA (Linear, 1kΩ, VGA output and CVBS output respectively) Audio birate 64 Kbps Dual-stream Support Stream type Video, Video & Audio Synchronous playback 4-ch 8-ch 16-ch Playback resolution 1080P / 720P / VGA / WDI / 4CIF / CIF / QVGA / QCIF Network management Remote connection 128 Network protocols TCP/IP,PPPoE,DHCP,DNS,DDNS,NTP,SADP,SMTP,SNMP,NFS,iSCSI,UPnPTM,HTTPS Hard disk Type 4 SATA interface for 4 HDDs; 1 eSATA interface Capacity Up to 4 TB capacity for each disk External interface Network interface 1;10M / 100M / 1000M self-adaptive Ethernet interfaces Serial interface RS-232, RS-485, Keyboard USB port 3 x USB2.0 Alarm  in / out 16 / 4 General Power supply 100  ~ 240 VAC, 47 ~ 63Hz Consumption  (without hard disk) < 30W < 40W < 55W Working temperature -10°C~+55°C (14°F~131°F) Working humidity 10% ~ 90% Chassis 19-inch rack-mounted 1.5U chassis Dimensions (WXDXH) 445 x 390 x 70mm Weight (without hard disk) < 5KG read more