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CW1001 4CH SD CARD MOBILE DVR (DVR + G-SENSOR) >> Selecting Guide: Pls note: We will ship different product model according to your selection. >> Product Size : >> Product Structure: >> Product Features: >> Product Specifications : ItemsParametersSpecificationsSystem LanguageChinese/EnglishOSDGraphical User interfacePasswordUsers Password/ Administrator PasswordVisionVideo input4-CH video input 1.0Vp-p 75ΩVideo output1-CH video output 1.0Vp-p 75ΩPreviewSupport 1 channel or synchronous 4 channels preview.Recording RatioPAL 25 Frame/s CCIR625 line 50 fieldNTSC 30 Frame/s CCIR525 line 60 fieldImage CompressionH.264 Main profile 75fps D1/sAudioAudio input4-ch Audio inputAudio output1-ch Audio outputRecording modeAudio & Video sync.Image processing & storage Video format4-ch CIF 25fps 4-ch HD1 25fps 2D1: 25fps + 2CIF: 25fps,Video