Four SD Card DVR

4-way audio and video input, resolution D1 / HD1 / CIF optional H.264 video compression, Linux operating system, dual-stream single SD card storage, a single card to support a maximum capacity of 32GB dynamic detection delay power data protection, prevent moment power outages caused by data loss and file destroyed rich peripheral interfaces, such as: RS485, RS232, CANBUS, differential speed interface supports peripheral expansion, such as: control panel, bus-stop car black box function, recording speed, position, acceleration momentum Important information about temperature, brakes, backing, turning, alarm. DC8V ~ 36V wide voltage power supply, industrial standard embedded design, aluminum housing, low power consumption Operating temperature -25 ℃ to + 85 ℃ SD card must use the original card, the market is not good quality too much of the card, each customers go to a regular store purchase SD card suitable type:. SDHC card, class 4 items of equipment performance parameters System Language Chinese / English operating system Linux Video Video Input 4 channel video input 1.0Vp-p, 75Ω Video output 1 channel RCA output 1.0Vp-p, 75Ω Video format NTSC / PAL Audio Audio Input 4 channel audio input Audio Output 1 channel RCA audio output Audio Compression ADPCM Video resolution D1 / HD1 / CIF 8 级 quality local store an optional SD card storage, single card can support up to 32GB Alarm input 6-level input Alarm output 2-level output Extended Interface Serial Interface 1 RS232 and two RS485 interfaces CANBUS 1 个 CANBUS Interface Speed ??Interface 1 speed sensor interface power supply and power supply DC8V ~ 36V power input output 4-channel DC12V 2A power 6W-12W Other Dimensions Width: 14.8CM, deep: 19CM, high: 4.3CM Weight 1.2kg Operating temperature -25 ℃ ~ + 85 ℃