School Bus DVR Monitor Camera System with 500:1 Contrast Ratio

School Bus DVR Monitor Camera System with 500:1 Contrast Ratio

学校巴士DVR监视器摄像机系统与500：1的对比度

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系统型号：DF-730DVRCH314
    TFT-LCD显示器：DF-730DVR（内置DVR）显示屏尺寸：7英寸数字屏幕显示分辨率（H x V）：800 RGB x 480色彩系统：PAL / NTSCOSD菜单功能：单独设置每个摄像机触发优先反转图像延迟时间0至30英寸镜像/正常设置DVR：图像/ REC / REC模式/播放/系统设置DVR视频压缩：MPEG-4DVR音频压缩：PCMDVR视频分辨率：800 x 600/720 x 480/640 x 480/320 x 240 pixels DVR视频帧：800x600像素为20fps，720x480像素为30fps，320x240像素为30fps，640x480像素和60fps DVR录像模式：手动，视频检测（包括运动检测），报警DVR播放全屏DVR运动检测缩放设置，灵敏度设置DVR视频录制质量高/中/低DVR存储卡支持1 SD xardDVR存储容量支持1 SD卡（256MB至32GB）4CH视频输入1.0Vp-p75Ω视角（向上/向下）：45/65 /自动调光）对比度：500：1操作电压：8〜32V DC（系统功率最大值20W）工作温度：-20〜70℃CStorage温度：-40〜 80°C，95％RH（最大）外形尺寸（宽x高x深）：185 x 124 x 48毫米（无安装）重量：450g彩色相机侧视摄像机DF-8033 x 3
后视摄像机DF-8073：
    图像类型：1/3英寸颜色夏普CCD水平分辨率：420TVL可用照明：0 lux（红外LED用于夜视）观看角度：130°防水等级IP69K防水：10G视频输出：1.0Vp-p75Ω操作温度：-20至70°外形尺寸（DF-8033D×W×D）：55×74×63mm（外形尺寸）







System model: DF-730DVRCH314
    TFT-LCD monitor: DF-730DVR (built-in DVR)Display screen size: 7 inches digital screenDisplay resolution (H x V): 800 RGB x 480Color system: PAL/NTSCOSD menu function: separately set each camera trigger priority reversing image delay time 0 to 30-inchMirror/normal set DVR: image/REC/REC mode/playback/system settingDVR video compression: MPEG-4DVR audio compression: PCMDVR video resolution: 800 x 600/720 x 480/640 x 480/320 x 240 pixelsDVR video frame: 20fps at 800 x 600 pixels, 30fps at 720 x 480 pixels, 30fps 640 x 480 pixels and 60fps at 320 x 240 pixelsDVR recording mode: manual, video detection (including motion detection), alarmDVR play back full screenDVR motion detection zoom setting, sensitivity settingDVR video recording quality high/middle/lowDVR saving card supports 1 SD xardDVR saving capacity supports 1 SD card (256MB to 32GB)4CH video input 1.0Vp-p75ΩWide view angle (up/down): 45/65 (left/right), 65/65 (CR﹥10)Brightness 380 (auto dimming)Contrast ratio: 500:1Operating voltage: 8 to 32V DC (system power maximum 20W)Operating temperature: -20 to 70°CStorage temperature: -40 to 80°C, 95% RH (maximum)External dimensions (W x H x D): 185 x 124 x 48mm (without mounting)Weight: 450gColor camera side view camera DF-8033 x 3
Rear-view camera DF-8073:
    Image type: 1/3-inch color Sharp CCDHorizontal resolution: 420TVLUsable illumination: 0 lux (IR LEDs on for night vision)Viewing angle: 130°Waterproof of grade IP69KShockproof: 10GVideo output: 1.0Vp-p75ΩOperating temperature: -20 to 70°CStorage temperature: -30 to 80°COperating voltage: 12V DC (from monitor)External dimensions (DF-8033D x W x D): 55 x 74 x 63mm