AVR-73604TN 4 CH VIDEO/ 4CH AUDIO INPUT 1CH HDMI,1CH VGA VIDEO / 1CH AUDIO OUTPUT Features: Step on the Internet: With XM cloud service, its easy to achieve a variety of network penetrations, one step to remote monitoring, getting rid of various complicated network settings, easy and simple to operate. Compression algorithm ideal: H.264 High Profile compression algorithm, 30% decrease of stream due to advanced space-time filtering technology. Playback quality:Supports full real-time encoding video, full real-time playback of multi-channel synchronous decoding. Main and Sub Stream: Main stream and Sub-stream encoding. Main stream for local storage, ensure image quality;Sub-stream for real-time network transmission, easy to resolve bandwidth bottleneck problem. Mobile monitor: Support various mobile monitoring (iPhone,Android). Display: Support VGA, HDMI output. Network:Powerful network services (support DHCP, PPPOE, FTP, DNS, DDNS,) and perfect support(WEB,Client), easy to achieve interoperability. Model AVR-73604TN Main processor System interface Operating system embedded Linux System resources Simultaneous multi-channel real-time recording, playback, network operation, USB backup User interface support 16-bit true color graphical menu interface and mouse operation Preview screen 1/4 Video Standard PAL/NTSC(720P) Video compression Display quality Video Hi3520D H.264(High Profile); JPEG snapshot VGA,HDMI (support 1280*720,1440*900,1280*1024,1024*768,800*600) Playback quality 720P/D1/HD1/CIF Encode capacity 4*720P Decode capacity 4*720P Multi-mode input Pure AHD: 4*720P/4*960P AHD and Analogue:2*AHD+2*Analogue. Pure Analogue: 4*Analogue camera. Motion Detection Each screen can be set to 192 (16 * 12) detection areas; multi-level sensitivity Audio Audio compression G.711A Record & playback Record mode Playback 1 ~4 channel playback, Local 4 * 720P mode,maximum support 4-channel playback. Video Search Space occupation Storage & backup Video:720P 20G / day* channel; 960H 12 ~ 20G / day * channel; Audio: 691.2M / day * channel. HDD, network Backup mode Network, U-disk, USB 4CH BNC Video output 1CH VGA, 1CH HDMI Audio input 4CH RCA Audio output 1CH RCA Network interface PTZ control RJ45 10M/100M 1*RS485, Support multiple PTZ protocols USB 2* USB 2.0 HDD 1*SATA port (Max 4TB/per) Power supply Power Consumption other Time, calendar, event, channel Video storage Video input Interface Manual, alarm, motion detection>timing 12V/2A <15W (without hard drive) Temperature 0C-+55C Humidity 10%-90% Atmospheric pressure 86kpa-106kpa The specification are subject to change without prior notice.