1. 3G DVR manufacturer 2. 4 CH sensor alarm 3. Dual anti-vibration 4. H.264 D1 resolution 5. HDD, SD Card storage 4CH HD 3G DVR Manufacturer with GPS, HDD for buses,taxis, trucks... The DVR (Automotive) is a cost-effective, functional and scalable device designed for video surveillance and remote monitoring of your mobile assets. It uses a high-speed processor, an embedded Linux platform and ...