【GRACETOP Customer Service】Best After-sale Service: 1-Year Replacement Warranty and Lifetime Support Guarantee! Please contact us directly if you have any questions. 【Car Security Mini DVR】 1CH Car Vehicle AHD Mobile DVR, Support SD card (not included) up to 128GB, and has built-in H.264 compression to keep files small. Specially designed for trucks, trailers, 18 wheelers, vans, buses and other huge vehicles. Install the device to your car by storing the DVR on the car’s trunk, windshield and dashboard. 【Smaller size】 70x50mm/2.7x2in for FPV system, View in 1080P pixels to get real time videos on TV. insert micro sd card, connect with TV, and camera to record. 【Support 128G TF cards】 Car DVR supports Max 128G Micro SD Card to record 7-8 days continually. H.265/H.264 video code and AAC/MP3 audio code. Up max to 1080P@60fps AHD Video. 【Plug and Play Mini DVR】Car video recorders support AHD and TVI HD cameras, and simple link cameras can achieve 1080P video recording. Support Motion Detective Recording. Support manually snapshot, motion detection and auto record.