Main image and detail shots of the MDVR-704C.

Recording · MDVR & JFD

MDVR-704C

MDVR-704C (MR9704C / 9704C) 4-channel 720P hard drive vehicle video recorder (five-in-one)

Key features

4-channel mobile DVR with 2.5 inch hard disk / SSD storage
H.265 / H.264 encoding, high compression ratio
4CH 720P AHD / TVI / CVI / CVBS five-in-one video input (AHD / TVI / CVI / analog)
4CH 720P real-time decoding, local 4-channel playback, single / quad display
1 CH VGA video output + 1 CH aviation AV output
Storage: SD card up to 512G plus 2.5 inch HDD / SSD (interface definition lists up to 4TB, parameter table 2TB, to be confirmed)
9-32V DC wide-voltage professional in-vehicle power design with under-voltage / short / reverse-plug protection
Smart power management: low-voltage shutdown, standby only 4mA @12V
Built-in supercapacitor to avoid data loss and disk damage on sudden power outage
Proprietary hard disk bad-track detection: continuous recording and longer disk life
Recording quality class 1-6 selectable; audio and video synchronized recording (G.711A / G.711U / G.726)
4 alarm inputs, 1 alarm output, 1 LVTTL UART, 1 USB 2.0 (USB stick / mouse)
GNSS GPS / BD / GLONASS optional with antenna detection; built-in 4G netcom; WiFi 802.11b/g/n 2.4GHz optional
IPC interface: 6-pin M-12 aviation connector
Reversing image ranging assistance; image horizontal / vertical mirror adjustment
Unique GPS drift suppression algorithm; OSD in Chinese / English, mouse operation
Metal housing 162 x 153 x 52 mm; typical consumption AVG 6.24W (without peripherals)
Also available in a local version without 4G and without GPS

Points to confirm before production so the unit arrives ready to fit.

Confirm whether you want the version with 4G/GPS or the local version "without 4G without GPS"
The resolution of this model is 720P / 960H / D1 (4-channel 720P real-time); if you need 1080P, please choose 8-channel 708C or other models
Hard drive capacity: The parameter table says the maximum 2.5-inch hard drive is 2TB, and the interface description says the maximum is 4TB. Please confirm before placing an order
Not equipped with remote control by default
Confirm options: SD card capacity, IPC camera, WiFi, GPS antenna, TTS speaker
Confirm the ministry’s standard agreement and platform docking, and who will provide the SIM card?
Confirm the number of cameras, cable length and connector type (4-way aviation connector)
Confirm power source (ACC or permanent live) and whether delayed shutdown is required.
Confirm quantity, packaging and printing requirements in advance.

Voltage, wiring, sealing and maintenance guidance for the installer.

The power supply is 9-32V; the red wire is connected to normal power, the orange wire is connected to ACC, and the black wire is grounded. The positive and negative poles cannot be reversed
The hard disk model must be installed horizontally and fixedly and well damped to avoid long-term strong vibrations that shorten the life of the hard disk
The host must be installed in a waterproof, shockproof, and interference-proof location, away from the air outlet of the air conditioner and the audio-visual equipment in the car
Disconnect the power before inserting or removing the hard drive, SD card or SIM card.
The camera wiring harness and power cord should be routed separately to avoid image interference and snowflakes
Regularly check the hard disk health status, recording time and loop coverage, and back up important videos in a timely manner
Unused channels must be deactivated in the menu to avoid video loss alarms
The fuse of the fuse must be above 10A; the diameter of the extension cord should be no less than 1.5mm²

MDVR & Dashcams

4-channel 1080P mobile DVR with SD card storage (card machine), no hard disk

4G mini dual-lens dash cam with 3 inch touch screen (640 x 360)

Dual-lens 4G dash cam: 2K + 1080P dual recording

4-channel 1080P SD mobile DVR with single SD card slot, no hard disk

2K + 1K dual-lens dash cam with 4G remote view, GPS + LBS base-station positioning

4G dual-lens mini dash cam: 2K front + 1080P rear, with WiFi, GPS and remote monitor

Send us the quantity, the vehicle or application, and the destination market. We will confirm the specification and quote within 24 hours.

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