Standalone 4 channel DVR AVC791A


Key Features:

AVC791A, a new released 4CH H.264 DVR, features in its graphical OSD display with USB mouse control, For remote surveillance, mobile surveillance is applicable to many popular mobile platforms, such as iPhone, BlackBerry, WinCE & Android. Video backup can be made via the built-in DVD writer, USB port, and network.



USB Mouse Control with GUI OSD

The GUI OSD interface is provided and used with your USB mouse.

DVR / Camera Communication System (DCCS)

For PTZ or zoom-lens control cameras, there's no need to additionally connect RS485 control wires for camera control because the control signals can be transferred by coaxial cables directly.

Camera installation is highly simplified to lower labor cost and working hours.

Only the channel with an event will be recorded to effectively save a significant amount of hard disk space and have the maximized recording time.

Supports pre-alarm recording.

Mobile surveillance via our self-developed and free program, "EagleEye", is supported on many popular mobile platforms, such as iPhone, BlackBerry & WinCE.

Network surveillance via the licensed software "Video Viewer", Internet Explorer, Mozilla Firefox or Google Chrome web browser, and QuickTime player is supported with up to 10 users' login simultaneously.

Fully Remote Independent Operation

Channel switching & video playback are fully independent from the local site, allowing users to have private image monitoring remotely.

H.264 Video Compression Technology

Highly improves video quality for live, recording, and network.

Recording file size is minimized for longest recording time.

Lower bit rate required for fastest network transfer.

Allows live display, record, playback, backup and network operation at the same time.

Supports DVD writer, USB flash drive and network backup.

4 audio-in, 1 audio-out to record sounds.

VGA interface built-in.


Video System

NTSC / PAL (auto detection)

Video Compression Format


Video Input

4 channels (Composite video signal 1 Vp-p 75Ω BNC)

Video Output (BNC)

Main Monitor Output: for stable display

Audio Input / Output

4 audio inputs, 1 audio output (Mono)

Maximum Recording Rate

Frame: 704480 pixels with 30 IPS <NTSC> / 704576 pixels with 25 IPS <PAL>


Field: 704x240 pixels with 60 IPS <NTSC> / 704288 pixels with 50 IPS <PAL>


CIF: 352240 pixels with 120 IPS <NTSC> / 352288 pixels with 100 IPS <PAL>

Image Quality Setting


Hard Disk Storage

Accommodates 1 SATA HDD (capacity up to 2TB)

Quick Search

Time / Motion / Alarm search mode

SATA Interface


VGA Interface


Recording Mode

Manual / Timer / Motion / Alarm / Remote

Multiplex Operation

Live display / record / playback / backup / network operations

USB Mouse Control


Motion Detection Area

16 12 grids per channel

Motion Detection Sensitivity

3 adjustable parameters for accurate detection

Pre-alarm Recording


Backup Device

USB 2.0 flash drive / Network

Web Transmitting Compression Format



10/100 Base-T. Supports remote control and live view via Ethernet

Web Interface

Licensed software "Video Viewer" / Internet Explorer, Mozilla Firefox orGoogle Chrome web browser / QuickTime player(5 users access simultaneously)


*Operating System: Windows 7 / Vista / XP / 2000

Network Protocol


Fully Remote Independent Operation


Event Notification

By FTP & E-Mail

IR Remote Control

YES (IR receiver built-in)

Mobile Surveillance

YES (Including iPhone & BlackBerry)

Picture Zoom

2X digital zoom

PTZ Control


Alarm I/O

4 inputs, 1 output

Key Lock (Password Protection)


User Level

Administrator & Operator

Video Loss Detection


Camera Title

Supports up to 6 letters

Video Adjustable

Hue / Saturation / Contrast / Brightness

Date Display Format


Daylight Saving


Power Source (10%)

DC 19V

Power Consumption (10%)

42 W

Operating Temperature

10 ~ 40 (50~104)

Dimensions (mm)**

343(W) x 59(H) x 223(D)

System Recovery

System auto recovery after power failure

Optional Peripherals

Keyboard Controller

Add to Cart:

  • Model: AVC791A
  • 9 Units in Stock
  • Manufactured by: AVTECH

This product was added to our catalog on Saturday 11 December, 2010.