The DS-7204HI network digital video recorder is a new generation digital surveillance product. It uses an Embedded Linux OS and the latest TI DaVinci DSP. It supports both features of the digital video recorder (DVR) and digital video server (DVS). It can work as a stand alone or to build a powerful network, and is widely used in the surveillance field. An outstanding VALUE !
Product Description:
DS-7204HI-S series network digital video recorder is a digital surveillance product applies an embedded MCU and Linux OS, along with the most advanced technology in the information industry, such as video and audio encoding/decoding, hard disk recording and TCP/IP. The firmware is burned into the flash, making the product more stable and reliable. DS-7204HI-S series devices combine the advantages of both a digital video recorder (DVR) and a digital video server (DVS). It can be used as a standalone video surveillance product, as well as to build up a powerful surveillance network. DS-7204HI-S Net DVR can be widely used in the verticals of banking, telecommunications, transportation sectors, and manufacturing. DS-7204HI-S: 4-ch video input and 1-ch audio input. No VGA output. SATA HDD supported. 1-ch composited video output and 1-ch spot video output.
Features:
H.264 video compression in real-time (PAL: 25FPS, NTSC: 30FPS). Each channel is independent. One channel audio input and output. Each channel is independent with OggVorbis compression at a bit rate of 16Kbps. Multi-area motion detection. On-screen display (OSD) and changeable OSD & Logo position. Supports both constant bit rate and variable bit rate. Supports dual-stream, and the sub stream can support CIF/QCIF resolution. 2 stream types, including video & audio and video only. Either composited stream or video-only stream can be selected. Specifications:
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Model No.
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DS-7204HI-S
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Video compression
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H.264
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Preview resolution
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PAL: 352×288 ; NTSC: 352×240
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Playback resolution
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QCIF/CIF
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Video input
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4
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Video input interface
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BNC (Electrical Level: 1.0Vp-p, resistance: 75Ω)
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Composite video output
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1 channel, BNC (Electrical Level: 1.0Vp-p, resistance: 75Ω)
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Spot video Output
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1 channel, BNC (Electrical Level: 1.0Vp-p, resistance: 75Ω)
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Frame rate
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PAL:1/16 to 25FPS, NTSC: 1/16 to 30FPS
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Audio compression
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OggVorbis
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Audio compression rate
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16Kbps
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Audio input
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1
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Audio input interface
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RCA (Electrical Level: 2.0Vp-p, Resistance: 1KΩ)
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Audio output
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1 channel, RCA (Linear Electrical Level, Resistance: 600Ω)
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Stream type
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Video/Video&Audio
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Bit rate
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32Kbps to 2Mbps, self-defined
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HDD interface
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1 SATA interface can support 1 SATA HDD up to2000GB in total
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Communication interface
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1 RJ45 10M/100M self-adaptive Ethernet Interface |
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USB interface
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1 USB interface, USB2.0
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External alarm in
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4
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Relay output
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1
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Voice talk
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1 channel, RCA (Electrical Level: 2.0Vp-p, Resistance: 1KΩ)
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Dual stream
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Available
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Power supply
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12VDC
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Power consumption
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≤10W (without HDD)
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Operating temperature
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-10℃ to +55℃
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Relative humidity
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10% to 90%
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Size
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315×230×45 mm
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Weight
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< 8Kg (without HDD)
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