In-Vehicle 3G/4G MDVR - Mobile DVR Series 4 channel video& audio in and 2 channel video& audio out. Supports GPS, 3G. built-in Wi-Fi module or external Wi-Fi CPE. Compatible with GSM/GPRS/EDGE. SD Card for mirror recording Support RFID card reader, fireproof box. Mobile CCTV System Application Car cctv monitoring & real time location Fleet management including speed/Mileage report ect, RFID System & External Fireproof box, fuel sensor Customized option Integrated solution with other car terminal like MDT, vehicle Router ect. Website: www.howentech.com TEL: +86 755 86315496      Email: info@howentech.com (We Appreciate your feedback!)