1. 4Ch HDD DVR with dual SD card for safe storing
2. Optional built in 3G/4G/WIFI function
3. Unique design with an-vibration and heat dispersion
4. Video resolution D1/HD1/CIF optional
5. Support remote control and mouse(USB2.0,USB1.1)
6. Networking protocol: TCP/IP, FTP, SMTP, RTP, DHCP, DDNS.
7. Support RS485 Tilt control
8. 4 triggers and linux system
9. Warning: support 7CH high level alarm input, compatible 4CH dry contact alarm input
10. 4CH high level alarm output

MDVR Specifications are as below:
Language: Chinese/English/Traditional Chinese/others
Operation Menu: Graphical menu interface(OSD menu)
Password: User password and Admin password
Video input: 4-CH composite video input
Video output: 1-CH composite video output
Video display: 1 channel/4 channel
Video signal: PAL/NTSC
Compression: H.264 Main profile, 75f at D1/s, 300f at CIF/s
Audio input: 4-CH audio input
Audio output: 1-CH audio output
Recording mode Audio & video sync recording
Video format: CIF/HD1/D1 optional
Video stream standard: ISO14496-10

Video bitrate
CIF: 384Kbps(lowest), 512Kbps(middle),768Kbps
(highest), 3 levels optional
HD1: 512Kbps(lowest), 768Kbps(middle), 1024Kbps
(highest)3 levels optional
D1: 512Kbps(lowest), 768Kbps(middle), 1024Kbps
(highest), 3 levels optional
Audio bitrate 8KB/s
Storage Supports two 64GB SD cards/one 2.5"Max 2T HDD
4 alarm input, below 4V is low level alarm, above 4V is high level alarm
Alarm output 2 alarm output, output high level of 12V & 5V
Supports one RS485 interface
Supports one RS232 interface
Built in acceleration G-sensor
Analysis of Playback: playback Playbacks recording on PC and analyzes the vehicle
Software upgrade: Supports SD card USB flash disk to upgrade
MDVR is  widely used in bus, truck,crane,fortlift,construction equipment etc.
DVR records video for every camer connected. It's invaluable for accident,insurance reasons,and help owners to manage vehicles.




About Us:
1. Factory base cover an area of 35,000 suqare meter industiral park in Huizhou city, Guangdong province.
2. Integrated ability with development ,production, SMT, marketing,after-sale service.
3.Cetified with ISO9001:2015, IATF16949:2016 quality system and establish PLM & EMS production process.
4. Experimental capabilities: Waterproof , High & Low temperature cycling,Vibration, Image optical analysis test, Salt spray tester, Swing tester...
5.Product pass EMC/EMI, E-mark, CE, the United States FCC, UL certification.
6. Over 15 years of OEM / ODM experience.
7. Quick response to customers' inquires and technical support, best after-sale service.