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Prix de commande minimale:
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Commande minimale:
1
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Delivery Time:
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Supplying Ability:
2000
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Personne à contacter Ms. sandy
tianhe, Guangzhou, Guangdong
ï¬ This device has both features of digital video and audio recording(DVR) and digital video and audio server(DVS). It can work locally and independently as well as compose of a powerful security monitoring net with networking. ï¬ Adopts graphical user operation interface, and supports USB mouse, panel and remote control. ï¬ True four-tasking synchronization function; recording, playback, network transmission and backup can work simultaneously. ï¬ **-channel video, **-channel audio full real-time synchronous input; with voice talkback 1BNC. ï¬ Under D1 Video resolution, PAL(**4x**6) format total recording resources is **0 frames and each channel can realize independent hardware compression at the speed of *5 frames(adjustable) per second. NTSC(**0x**0) format total recording resources is **0 frames and each channel can realize independent hardware compression at the speed of *0 frames(adjustable) per second. ï¬ Video compression adopts H.**4 compression technology. Supports constant bit rate, variable bit rate compression and variable frame rate compression. ï¬ Audio compression: ADPCM. ï¬ MAX supports 8×***0GB SATA HDD. ï¬ Recording Modes: Timing recording, manual recording, motion detection recording and alarm recording, any mode for selection. ï¬ **-channel full D1 real time recording and network transmission work simultaneously; *-channel to **-channel D1 playback. ï¬ Playback searches according to the channel number, recording type and recording time. Supports fast playback, slow playback, single frame, forward, backward functions etc. ï¬ Supports one USB2.0 high-speed port. Provides backup of video files on the hard disk; supports USB flash disk, USB hard disk. The backup file can be directly generated to be with AVI format. ï¬ Preview supports single-channel , multi-channel and single-channel auto-switch display. ï¬ Supports alarm when image blocked . ï¬ Supports multi-protocol RS**5 PTZ control, PTZ preset points, cruising and tracking functions; supports