Wholesale HDD Mobile DVR 4G GPS For Bus

Wholesale HDD Mobile DVR 4G GPS For Bus

HDD Mobile DVR M51 4G GPS For Bus

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Main Feature of this Wholesale HDD Mobile DVR 4G GPS For Bus

Wholesale HDD Mobile DVR 4G GPS For Bus,M51 is a professional HD H.264 mobile digital video recorder(DVR) specially designed for vehicle surveillance purpose and We support the Wholesale HDD Mobile DVR。 Mobile DVR GPS For Bus Humidity requirements: The device should be installed in dry environment, avoiding humid, dripping and spraying of water. Do not install the device at sunken locations with the possibility of water accumulation or wet locations subject to liquid dripping; Do not touch the device by wet hand or touch the device while standing in water or other water sources, which may cause electric shock; Installation locations: To extend the service life of the device, try to install the device at locations on the vehicle subject to slight vibration. The device shall be installed in ventilating parts of the vehicle: when installed on a level plane, the device shall be kept 6 inches (15cm) away from other objects to facilitate ventilation and cooling; do not install the device in an enclosed space (the trunk, for instance).

HDD Mobile DVR For Bus External cables of the device should be provide with sufficient spacing and flame-retardant housing to prevent the cable from bending or abrasion due to vibration and thus cause leakage of electricity; Keep the device from heat source of the vehicle or sundries, it is strictly prohibited to place anything on the device. The device can only be installed horizontally or vertically sideways (please consult the manufacturer if you need to install it along another direction), installation at any other angle may damage the device and is strictly prohibited. Device safety: Prevent the driver or passenger from intervening or damaging parts, cameras, cables and other accessories of the device, keep the device away from other restricted vehicle parts; Starting the vehicle while installing components, cameras, cables and other accessories of the device may cause damage of the device, keep the vehicle still during the installation and prevent it from dropping.

Specification of this Wholesale HDD Mobile DVR 4G GPS For Bus



User interface

Support E-set, remote controller, remotely operation, SD card, etc to configure


English,Chinese (option customized)


User password, Administrator password management








Video & preview


4 channel video input, 1 channel video CVBS output; 1.0Vp-p, 75Ω


Overlays letters… like date /time, vehicle ID,GPS,etc into the video


H.264 High Profile Compression

Dual stream

Record with HD video and remotely live view with lower stream


1 channel/Quad preview; support events trigged to full screen and video switch

Speed(frame rate)

PAL: 100fps, each channel 25fps; NTSC: 120fps, each channel 30fps


720P /D1/CIF adjustable

Image quality

High, middle, and low option


Video rate

CIF: 384 kbps/512 kbps/768 kbps/1024 kbps/1536 kbps, 5 grades adjustable D1: 512kbps/768kbps/1024kbps/1536kbps/2048kbps, 5 grades adjustable 720P: 1024kbps/2048kbps/3072kbps/4096kbps/5120kbps, 5 grades adjustable



Audio input/output

4 channel audio input/1 channel audio output; independent handheld talk MIC port







Support 1pcs 2.5’HDD up to 2TB and 1pcs SD card up to 256G



Record strategy

Default power-on record, also support time schedule record, alarm record and events trigger record




4 channel level signal and 2 channel analog signal input


1 channel level signal output

Communication port

Serial Port

Support RS232


10M/100M network port




Built-in G-Sensor


Support GPS, option/BD/GLONASS

Firmware upgrading

SD card; remotely upgrade; HDD upgrade; USB pen driver upgrade



Power supply & consumption

Power manage

ACC on/off; delay off;


DC:+8V ~ +36V

Voltage output

+12V@2.5A : +5V@1A

Power failure protection

UPS technology to ensure the record completely when power failure suddenly;


Working: <10W; Standby: <0.5W

Work Environment


-25℃ ~ +60℃


10% ~ 95%


160(W) x 62(H) x 180(D) mm


Net weight: 2.2KG; Gross weight: 3.50KG

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