equip yourself with this 4-channel car digital video recorder to assist you in recording driving route, license numbers, the situation that passengers get on or off the car and what happened when you're not in the car.Adopting high grade industry standard and designed according to the various operating environment in different cars, our 4-channel car digital video recorder is featured with diversified recording modes, compact size, easy installation, shock & heat resistance and stable performance. A helpful companion for all car owners No-seam recording technology.Support SD card (is not included) up to 32GB, more convenient and vibration-proof than hard disk version.Support four channel 4pin connector video and audio input, one channel AV connector video and audio output.Support IR remote control.Special design of encrption to protect recording files.Support wide range of voltage input from 8V to 36V.Compatible with: apply to all kinds of carsOperating language: Chinese/EnglishPassword safe: user password and administrator password two-class administrationVideo input: 4chVideo output: 1chVideo standard: PAL, NTSCVideo format: AVIImage compression: H.264Audio input: 4ch portAudio output: 1ch portImage format: CIF/HD1/D1Recording storage: SD cardBuilt-in accelerometer G - Sensor: supportPower input: 8-36VPower output: 12VWorking temperature: -40 Celsius-80 CelsiusProduct weight: 532g / 18.8oz colour:blackMaterial:ABSsize:14*13*4cmPackage Contents:1 * Mobile DVR1 * Remote Controller1 * Power Input Cable4 * Audio / Video CablesNote:Please confirm that the battery voltage is between 8V-36V. If surpass the range, it would burn the equipment.Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store