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4 CH 2M 2.0 High Definition Analog Digital Video Recoder

Model：DHD304A

EOL

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Features

4 Channel AHD High Definition record
Compatible to 960H analog camera
“Up The Coax.” AHD camera supported
Each channel independent record frame adjust
Video data transmitted distance up to 300~500M ( depend on coaxial cable type )
Privacy mask
Up to 6TB HDD supported
HDMI and VGA output up to 1920×1080P
Mobile phone ( iOS, Android ) solutions provided
P2P(QR-Code scans for easy access by App )(Optional)

Discontinued date

2020.03.20

Alternative models

DHD504A / 508A / 516A

Specifications

DHD304A

Model	DHD304A
Supports (IP Video input)	AHD / Analog camera
Input (Video input)	4 CH
Simulation HD / Analog Camera Input Resolution(Video input)	AHD 1080P / 720P and analog camera D1 / 960H
Simulation HD / Analog Camera Maximum Input Frame Rate (Video input)	1080P 120 / 100 FPS , 720P 120 / 100 FPS , 960H 120 / 100 FPS
Video output	HDMI / VGA 1080P, CVBS
Split Screen	1 / 4 split division, sequence mode, freeze
Digital zoom	Up to 5× on live and playback
Privacy Masking	Each channel 4 privacy mask supported
Record Encode	H.264
Record Resolution	CIF - 1080P
Simulation HD / Analog Camera Maximum Recording Frame Rate( Recording )	1080P 60 / 50 FPS , 720P 120 / 100 FPS , 960H 120 / 100 FPS
Application/ Recording Mode	Continue, Schedule, Event
Recording schedule	4 schedule, 7day × 24 hours time table
Alarm event actions	Adjustable motion area (100 level sensitivities) / System / Video loss
Alarm Notification (Recording)	Alarm notification iOS、android / E-Mail / FTP / Buzzer
Playback Search	Event / Time / Smart search
Playback Display	4CH synchronous playback
Playback Resolution	CIF - 1080P
Playback Speed	Fast rewind 4×-32× / Fast forward 4×-32× / Step Forward / Slow motion 1/2-1/8
Internal HDD (Storage)	1 × 3.5”HDD, 6TB supported
USB Flash Disk(Backup)	Up to 32 GB supported
Network Backup	Via HTTP
Analog Audio Input(Audio)	1 CH, RCA × 1
Audio Output	RCA × 1 ( 0.7Vp-p, 300 Hz to 3KHz )
Network ports	RJ-45 100Mbps × 1
Protocols	TCP/IP, SMTP, HTTP, DHCP, PPPoE, NTP, DDNS
Web (Network)	Direct internet browser access / Multiple users access
Mobile Application	iOS / Android supported
P2P(Network)	QR Code APP scan / UID connection( Need additional option )
VMS support	CMS
Backup / Playback (Software)	IE / Remote control software
Reports( System )	Alarm event, operation and configuration log full reports exporting over HTTP or USB
Authentication ( System )	User authentication with feature configurable
Languages	Arabic / Bulgarian / Chinese( Simplified ) / Chinese ( Traditional ) / Croatian / Czech / Dutch / English / French / German / Greek / Hebrew / Indonesian / Italian / Japanese / Korean / Latvia / Persian / Polski / Portuguese / Romanian / Russian / Spanish / Thai / Turkish / Vietnamese
HDD Inspection(System)	S.M.A.R.T monitoring
Recorded Reserve Time( System )	Adjustable 1~9999 hours
Time	Daylight saving / NTP
PTZ protocol	RS-485 × 1, MLP1、MLP2、PELCO D、PELCO P、SAMSUNG、LG-MULTIX
Remote Controller	IR Remote controller( Need additional option )
Mouse	Mouse click, drag and scroll
UTC	Up The Coax AHD camera supported
CPU	ARM Cortex A9 Dual Core
OS	Embedded Linux Kernel 3.1
WDT	Hardware watchdog timer
Power Supply	Adapter DC 12V, 2.5A, 30W × 1
Operating temperature	0℃ - 45℃
Operating humidity	5% - 80%
Dimensions	360× 316× 60 mm
Weight	≈3 kg ( Without hard drive )

Downloads

Classification	Description	Date	File Size	Downloads
A&E	DHD304A A&E	2023-05-30	278KB
Application Note	NVR DVR HDD Support List	2023-05-30	55KB
Catalogue	Catalogue DHD304A	2017-07-14	358KB