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Alpha Series 4 Channel Digital Video Recorder with H.264 Compression (Discontinued)

  • 4 Video Inputs with 1 BNC & 1 VGA Outputs
  • H.264 Compression
  • Supports both Dynamic and Static IP Addresses
  • Up to 120 IPS Recording / Live Display
  • Remote Viewing over the Internet or LAN
  • Supports one internal SATA Hard Drive
  • 250GB to 1TB Internal Storage Options
  • Quadplex operation enabling simultaneous recording, playback, networking, and backup
  • 4 Alarm Inputs / 1 Relay Out
  • 4 Audio Inputs & 1 Output
  • PTZ Control over RS-485
  • Control locally via Included IR Remote control, or Front Panel Controls
  • Backup via Ethernet or USB

The Alpha series VT-H41 Digital Recorder combines the latest H.264 Compression technology with stability and simple operation. H.264 Compression is the next generation of MPEG4 allowing up to 50% smaller file sizes for increased storage capability and/or resolution as well as a more fluid internet transmission speed. The VT-H41 can be controlled via supplied IR Remote control or remote client. Convenient front panel controls are also included. Other features include RS485 PTZ control and Audio In (4ch)/Out (1ch).

Video Inputs4CH (Composite)

Input Signal FormatNTSC/PAL

Video Loss CheckYes

Main Monitor Output1 CH BNC, 1CH VGA: Selectable

Output Signal FormatNTSC/PAL & VGA

Audio Input & Output4 CH Line input & 1 CH Line output

Audio CodecG.711(ADPCM)

Sensor Input (NC/NO Selectable)4

Alarm Output1 Alarm out by Alarm, Motion, Video Loss


Multi-operationQUADPLEX (Playback/Record/Network/Backup)

ResolutionNTSC: 352x240 & 704x480 / PAL: 352x288 & 704x576

Recording quality gradeNETWORK, ECONOMY, NORMAL, HIGH, FINE.

Recording ModeContinuous / Schedule / Motion/ Sensor/ Manual

Motion DetectionMotion detection setup by Grid

Pre Recording1 fps for 5 seconds before an event

Post Recording10 seconds to 3 minutes after an event

Frame Rate ( /Sec)NTSC: 30fps/ch, 60 fields / PAL: 25fps/ch, 50 fields

Multi-Decoding1, 4

Playback SpeedSingle channel: × 2, 4, 8 / Multi-channels: × 2, 4

Search ModeTimeline, Event, Archive, Log

HDD InterfaceSerial ATA I

Maximum HDD Size1TB

Internal HDDs Supported1

File systemNaFS

BackupUSB Flash drive / Network: Video & Still Image

Menu DisplayText UI

Input MethodFront buttons, Remote control

PTZ controll1 RS-485


Dynamic DNSYes (Free DDNS)

Network Interface10/100 base-TX Ethernet (RJ-45)

Client SoftwareLive, Search, Backup, PTZ Camera Control

Web viewerLive, Search, Backup, PTZ Camera Control

Multi-sites Monitoring SystemLive, Search, Backup, PTZ Camera Control

DLS (Day Light Saving)Yes

Internal BeepBy Alarm, Motion, Video Loss, HDD error


S/W UpgradeUSB Flash drive

Water - markYes (Exclusive viewer)

PowerDC 12V 3A

Unit Weight (Gross weight)1.6 Kgs (3.1 Kgs) / 3.5 Lbs (6.8 Lbs)

Unit Dimension (W x H x D)340 mm x 262 mm x 63 mm / 13.4" x 10.3" x 2.5"

Spec SheetVT-H41: Spec Sheet DOWNLOAD 9/27/2016

ManualVT-H41: Manual DOWNLOAD 9/27/2016

ManualVT-H41: Manual DOWNLOAD 1/15/2007

SoftwareVT-H4 Series Software DOWNLOAD 1/15/2007