A4B2 4 Channel AHD DVR System – 4 HD IP66 720P Cameras, Motion Detection, 20M Night Vision, Remote Monitoring (CVYW-I546)


Key Features…

  • 4 Channel AHD DVR kit comes is quick and easy to set up bringingyou great security for a home or work
  • Network support lets you configure the DVR for remote viewing from anywhere with an internet connection
  • 1/4 Inch CMOS cameras with full metal construction and IP66 rating are able suitable for indoor or outdoor use
  • Motion detection brings dynamic monitoring so the system can automatically start recording once triggered.



A4B2 4 Channel AHD DVR Kit
The A4B2 4 Channel AHD DVR kit with four cameras is an inexpensive security system that’s quick and easy to deploy and brings comprehensive surveillance. Including 4-night vision cameras, all you need is a simple display and some coaxial cable to have a complete security system at your disposal. The cameras’ video streams are encoded by the DVR using the h.264 codec as it writes to the HDD. This allows the video files to be effectively compressed without degradation to quality for far better storage. The DVR comes kitted out with a 1TB hard disk drive that can easily be swapped for a higher capacity one (up to 6TB) if required.

Four Rugged IP66 Waterproof Cameras
The 4 rugged cameras that come with this DVR kit have a full metal body construction and with their IP66 cases, they can be located indoors or out. Each camera has a 1/4 inch CMOS sensor capable of capturing high definition 720p video at 25 or 30 FPS so you get excellent footage. With their 36 IR LEDS they can see up to 20 meters at night and the fully adjustable wall brackets let you mount them at any conceivable angle.

The DVR has a Linux based operating system with graphical user interface which is clear and easy navigate using the included USB mouse. This system is well laid out so you can effortlessly set up recording modes, motion detection areas and playback recorded footage.

Equipped with a network port means that this DVR can be configured for remote access, this lets you use an internet connected PC, tablet or another device to review any recorded footage or watch the live feed remotely. Now you can check in at the office when you’re away or monitor your home when on holiday.

This 4 camera DVR security system is hard to beat for the money and comes with 12 months warranty with manufacturer, brought to you by the leader in electronic devices as well as wholesale NVR and DVR security systems..

Manufacturer Specifications

  • Operating System: Embedded Linux
  • Record Mode: Manual, Timing, Motion Detection, Alarm
  • ONVIF 2.0
  • Nightvision
  • Video/Audio Compression: H.264 MP4 / G.711A
  • Motion Detection
  • Video Systems: PAL/NTSC (Auto)
  • Control Mode: USB mouse
  • Support 16-bit true color graphical menu interface and mouse operation
  • System resources: Simultaneously multi-channel real-time recording, playback, network operation, USB backup
  • Power supply: 12V/2A
  • Power Consumption: less than 15W (without HDD)
  • Backup mode: ITB HDD Built in, Network, USB hard disk, USB burner, SATA HDD
  • Search mode: Search by time, calendar, event, channel
  • Local Playback: 4ch (local input mode)
  • Encode ability: 4x 1080N
  • Decode ability: 4x 1080N
  • Multi-mode input: analog: 4x 1080N,not support CVBS(960H/D1)
  • Motion Detection: Each screen can be set to 192 (16 x 12) detection areas; multi-level sensitivity can be set
  • Record mode:manual, alarm, motion detection, timing
  • Search mode:Search by time, calendar, event, channel


  • Ethernet: RJ-45 Interface 10/100Mbps


  • Material: Total Metal housing
  • Signal system:AHD TVI CVI(CVBS)
  • Video System: PAL/NTSC
  • Effective Pixels: 1280(H) x 800(V)
  • Video Frame Rate: PAL: 25fps at 720P; NTSC: 30fps at 720P
  • Noise ratio: more than 50dB
  • White Balance
  • AGC
  • BLC
  • Noise Reduction: 2D
  • Video Output: AHD TVI CVI CVBS 1.0Vp-p75 ohm
  • Power Supply: DC12V (DC8.5V-DC15.5V,) 1A
  • Power Consumption: less than 3W
  • Working Temperature: -20 to 80 Degrees Celsius
  • Working Humidity: Less than 95% RH
  • Transmission Distance: Over 500m via 75-3 coaxial cable
  • Waterproof raking: IP66

Camera Lens

  • Lens: 3.6mm
  • Image Sensor: 1/4 inch CMOS H62
  • Electronic Shutter: 1/50s to 1/100,000s
  • Viewing Angle: 75 Degrees

Camera Night Vision

  • Infrared Light: 36 IR LEDs
  • Min LUX: 0.1Lux at F1.2(AGC ON), 0.01Lux IR on
  • Night Vision Range: up to 20 Meters
  • Day/ Night: Auto(ICR) / Color / B/W


  • SATA Hard Disk Drive Slot up to 6TB ( 1TB HDD Included)
  • Backup mode:Network, USB hard disk, USB burner, SATA burner

DVR Ports

  • SATA Hard Disk Drive Slot
  • Video input: 4CH BNC
  • Video output: 1CH VGA, 1CH HDMI (not support audio)
  • Audio input: 1CH RCA
  • Audio output: 1CH RCA
  • 2x USB
  • RJ45 10M/100M

Camera Connection

  • BNC


  • Bahasa Indonesia, German, Czech, Dansk, English, Spanish, French, Italian, Dutch, Portuguese (Brasil), Portuguese (Portugal), Vietnamese, Turkish, Greek, Russian, Hebrew, Thai, Chinese (Simp), Chinese (Trad), Japanese


  • DVR dimensions: 210 x 210 x 45 mm (L x W x D)
  • DVR weight: 815g
  • Camera dimensions: 190 x 69 x 69 mm (L x W x D)
  • Camera weight: 322g
  • Weight/dimension is for the main item of this boxed product, to help you compare product sizes before buying: please do not base your shipping calculations on this price – shipping prices depend on your cart contents, shipping destination, and shipping method: please use the checkout to select options and preview shipping price for your total order.

Package Contents

  • DVR
  • DVR Power Cable
  • 4 x 720 Camera
  • 4 x Power Supply
  • 4 x Screw Pack
  • 8 x BNC Connector
  • HDMI Cable
  • Software CD
  • User Manual
  • Mouse



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