4CH 3G Mobile DVR Video Monitoring Camera System Bus Fleet Management
Specifications
Item | Description | |
OS | Linux | |
Graphics Operation Interface | System parameters can be set through external display and remote controller | |
Security Management | 2-level management for user password, administrator password, supporting encrypted transmission | |
Video and Preview | Video Input, Output | 4-channel video input, 1channel video output; 1.0Vp-p, 75Ω |
OSD | Character superposition function, information superposition of time and date, device ID and GPS, etc. | |
Video Compression Format | Compression coding. Applying Hisilicon hi-performance processor. | |
Dual-Stream | Supported | |
Preview Function | Preview of 1-channle, 4-image stitching, supporting full screen triggered by event and switching of stitched images | |
frame Rate | PAL: 100 frames/s, up to 25 frames/s per channel; NTSC: 120 frames/s, up to 30 frames/s per channel | |
Resolution | CIF, HD1 and D1 for selection, supporting 2 channels of D1+ 2 channels of CIF at the most | |
Quality | Grade 1 to grade 5 for selection (descending) | |
Bit Rate | CIF: 256Kbps ~ 1.5 Mbps, 8-level bit rates for selection HD1: 600Kbps ~ 2 Mbps, 8-level bit rates for selection D1: 800Kbps ~ 3Mbps, 8-level bit rates for selection | |
Audio | Audio Input, Output | 4-channel input, 1-channel output |
Compression Format | G.726 coding | |
Recording | Storage Medium | Supporting dual SD card, which supports up to 32G |
File Format/ System | ASF/FAT32 | |
Video Strategies | Recording at startup by default, supporting timed recording, recording triggered by alarm and event, as well as manual recording | |
Video Search | Searching by time, type, storage device and other conditions | |
Video Playback | Supporting playback on local device, supporting synchronous playback of up to 4 channels and analysis on vehicle information in the files |