REC02U (2023) is a dual SD card hybrid HD MDVR with 4 channels of D1/960H/720P formats. Full video and audio recording/replay designed for commercial vehicles, maximum 4 channels of 960H, and 1 channel is IPC HD camera full-framed recording supported. The mobile MDVR adopts the latest ARM DSP (Digital Signal Processing) for a fast dual-core processor running on the Linux embedded OS.  It also integrates the most advanced H.264 video encoding/decoding in the IT industry. The REC02U features fail-safe protection, and a great power management platform. 

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Features:

H.264 image compression encoding AHD 720P
4 channels of D1/960H/AHD 720P simultaneous audio and video recording/replaying
4- channel of 960H + 1- channel IPC 1080P HD camera full-framed recording
Air video interface is used to provide high reliability and strong anti-seismic property
8-second delay recording during power failure
Two SD cards supported 256 GB for each. 2 x 256GB = 512GB storage
Unique inputs: 1 RS485 interface, 2 RS232 interfaces
8V-36V wide voltage DC supply
High/low temperature resistant, operating under -25℃ / +70℃
 

System
Language:  English / Chinese
Operation Interface:  Graphical User Interface (OSD menu）
Two-Level Password Security:  Administrator or User

Video
Video-Input:  Supports 4 channels CIF/HD1/D1/960H/720P camera video input
Supports 2-CH 720P AHD + 2-CH 960H analog mixing Video input
Supports 1-CH 720P/1080P IPC + 4-CH 960H/D1/CIF Video input

Note: 4 channels 720P AHD or 1-CH 720P/1080P IPC + 4-CH 960H Video input will require high speed SD card ( > 80Mb/S, Class 10 or higher)

Video Output 2 Channels: front panel 3.5mm Jack, 4-pin rear panel on 24 pin I/O Port.
Video Display:  Single picture, 1~5 pictures
Signal System:  PAL / NTSC - PAL@100 frame 720P/sec; NTSC@120 frame 720P/sec

Mirror / un-mirror independent option on channel 1-4. flip option on channels 1-2

Audio
Audio Input:  4 Channels
Audio Output:  2 Channels - Front Panel 3.5mm Jack, Rear Panel on 24 pin I/O Port Record Format: Synchronized A/V recording

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Recording & Storage
Image Resolution:  CIF / HD1 / D1 / 960H / 720P
Video Coding:  ISO14496-10 Industry Standard
Video Bit Rate:  CIF (Common Intermediate Format):

1536Kbps ~ 128Kbps
HD1/D1: 2048Kbps ~ 400Kbps
960H:  2048Kbps ~ 400Kbps
720P: 4096Kbps ~ 400Kbps

Select from 8 Levels of video image quality ranging from 1(Highest) to 8 (Lowest)

Audio Bit Rate:  40Kbps
Storage:  2 SD Card Slots, Up to 256GB each, Class 10 or higher SD card required

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Alarm
Alarm Input:  8 Channels, select trigger for either less than 1VDC or greater than 5VDC
Alarm Output: 1 Channel, 12V output

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Communication Ports
RS485:  1 Port for communication or data usage
RS232:  2 Ports for communication or data usage
RJ45 Network:  1 Port of RJ45, for connection to an IP camera with a maximum of 1080P

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Software
PC Playback A/V, files available for playback on PC. Limited playback is also available on MDVR

Software Upgrade: via SD card

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Power
Voltage Input: +8V~+36V   8～36VDC P
Voltage Output: 12V (+/-0.2V) , Max 3A
Video Output Voltage: 2VP-P CVBS output analog signal, screen input requires 75Ω resistance

Operational Temperature

-25℃～75℃  Install in a well-ventilated area, protected from moisture, heat, dust, and vibration

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Dimensions

170 x 142 x 50mm including security cover 170x187x50mm

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Recording Sign

Red CH1 on camera 1 screen indicates recording is active for that channel.  The same is true for the other channels (CH2, CH3, CH4)

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When 2 SD cards are installed, SD card 1 will show as "Main: Recording", and SD card 2 will show as "Second: Standby" on the upper-right corner of the monitor screen.  If SD card 1 is full, the SD card 2 will start recording. Card 1 will show as “Main: No Space"; Card 2 will show "Second: Recording”.

Formatting SD card