Item Features The HD DVR can capture high definition pictures and display it on its 2.5 inch TFT LCD Screen Recording automatically after the car's power up, this car camera will record and save the video files in the SD/MMC memory card With the camera holder/mount, you can fix it on the car dashboard or car windshield very easily The high quality video & audio can be timely and strong evidence to address accident and distinguish responsibility,it also a functional assistant of your private security For professional engaged in the work of police officers, journalists, detectives, lawyers, Taxi, etc. What's more, as a picture & video enthusiast, you will never let beautiful scenery pass you by Item specifics Model: H198 Car DVR with 6 IR LED LCD Screen : 2.5" 720x480,270° Whirl Video Resolution: 720P Video format: AVI Memorizer:SD/MMC card(from 1 GB up to 32GB) Interface: AV-Out,SD/MMC,USB2.0 Power Source:Built-in rechargeable battery or 12V/24V Car Charger Repeat Storage by Section::  2/5/15 minutes Microphone: Built-in,can record sound Other function: Motion Detection,LED Display,Gravity Sensor,Real-time Recording,Night Vision and so on