Detailed Product Description :4--CH Vehicle DVR, support network,GPS and Hard Disk ( ... same Detailed Product Description Brife introduction 4--CH Vehicle DVR, support network,GPS and Hard Disk (500GB---1000GB), ... it is the best choice for a car,bus,taxi,etc. Main function: 1.4-CH record at ... Drive 500 GB 1000GB Ethernet 10/100 Base T DVR DVR, including software monitor, recording and playback by each ...