4 Channel DVR Price in Bangladesh 

What Is a 4 Channel DVR?

Flats and Small Homes

A flat or small home can use two to four cameras for the main door, balcony, parking side, staircase, or family entrance. A four-channel recorder keeps the setup focused and affordable when the owner does not expect to add many more cameras later.

Small Shops and Pharmacies

A compact shop can cover the entrance, cash counter, customer area, and stock corner with four cameras. Pharmacies may also use the system to review counter activity, deliveries, and after-hours movement without paying for unused recorder channels.

Small Offices and Clinics

A small office or clinic can monitor reception, the front door, a corridor, and a records or storage area. Select audio and privacy settings carefully in workplaces and medical spaces, and position cameras only where monitoring is appropriate.

Existing Two-to-Four-Camera Systems

Users who already have compatible analog cameras can replace an older recorder without rebuilding the complete system. Confirm the existing camera signal, resolution, audio method, cable condition, and connector type before choosing a new DVR.

What Affects the Price of a 4 Channel DVR?

The recorder price reflects more than the number of camera ports

Recording Resolution and Frame Rate

Entry recorders may work with 720p, 720p Lite, or 1080p Lite recording, while other models support full 1080p recording. Selected DVRs accept higher camera input resolutions such as 3K, 4MP, or 5MP even when their normal recording profile uses a Lite mode at a lower frame rate.

Frame rate matters because 12 or 15 fps footage looks less fluid than 25 or 30 fps footage. Always compare the recording resolution and frame rate together instead of checking only the largest megapixel number in the specification.

Storage Capacity

Most available four-channel models use one SATA interface. Entry-level models may support a hard drive up to 4TB, while higher models can support up to 10TB. A larger storage limit is useful for longer retention, higher bitrates, continuous recording, or cameras with audio.

The hard drive generally needs to be checked separately from the DVR package. Confirm whether an HDD is included before ordering and choose a surveillance-grade drive for continuous multi-camera recording.

Dual-Stream Support

Dual stream allows the recorder to create two video streams. The main stream is used for higher-quality recording or detailed local playback. The sub-stream uses lower resolution or bitrate for smoother mobile viewing.

This feature matters when the internet connection is slow or mobile data is limited. A lighter sub-stream can open more quickly and reduce buffering without forcing the recorder to save all footage at the same low quality.

Smart Detection

Motion Detection 2.0 can classify human and vehicle targets instead of treating every movement as equally important. AcuSense models may add perimeter protection, face picture search, or faster AcuSearch functions.

These tools help reduce alerts caused by leaves, lights, rain, or small background movement. They also make event search faster because users can focus on relevant people, vehicles, or protected areas rather than reviewing hours of ordinary footage.

Camera and Signal Compatibility

A modern 4 channel DVR may support several signal standards, including HDTVI, AHD, HDCVI, CVBS, and IP cameras. This flexibility is valuable when replacing an old recorder or mixing existing cameras with newer models. However, support for a signal does not guarantee support for every camera resolution, frame rate, audio method, or smart feature. Check the DVR input specification and the camera output mode before purchase.

Types of 4 Channel DVR Available at Ryans

Choose the recorder type according to viewing, storage, and detection needs

Basic H.265 DVR

A basic H.265 DVR is suitable for a budget-focused four-camera system that needs local recording, playback, app access, and essential smart motion functions. It is a practical choice when 4TB storage support and a single recording stream meet the requirement.

Hikvision DS-7104HGHI-ECO/M1 →

Dual-Stream 4 Channel DVR

A dual-stream model is better for users who regularly check cameras from a phone. It can keep a higher-quality main stream for recording and use a lighter sub-stream for remote viewing, which is helpful on slower mobile or broadband connections.

Hikvision DS-7104HGHI-M1/T →

AcuSense 4 Channel DVR

An AcuSense DVR is suited to buyers who want better event filtering, human and vehicle classification, perimeter protection, higher storage support, and expanded IP camera options. It is useful for shops, clinics, offices, and entrances where finding important events quickly matters.

Hikvision iDS-7204HQHI-M1/XT →

Compare 4 Channel DVR Models

Available model specifications can change, so check the product page before ordering

Important Features to Check Before Buying

Use the complete specification, not only the model name or price

Current and Future Camera Count

Count every entrance, room, counter, staircase, gate, and outdoor point that needs coverage. A four-channel DVR is best when four main cameras are enough for the full planned system. Choose an eight-channel model if expansion beyond four BNC cameras is likely.

Camera Resolution Compatibility

Confirm both the camera output and DVR input specification. A recorder may accept a high-resolution signal but record it in a Lite profile or at a reduced frame rate. Full 1080p, 1080p Lite, 3K, 4MP, and 5MP support are not interchangeable terms.

Compression Technology

H.265, H.265 Pro, and H.265 Pro+ are designed to improve storage and bandwidth efficiency compared with older formats. The actual saving depends on scene activity, lighting, image noise, bitrate settings, frame rate, audio, and whether recording is continuous or event-based.

Hard Drive Capacity

Check the number of SATA ports and the maximum supported capacity per drive. Select storage according to camera count, recording quality, required retention, and backup policy. A surveillance HDD is preferred for continuous recording.

Mobile and Remote Viewing

Confirm smartphone support, network connection, app compatibility, user sharing, and sub-stream settings. Remote viewing needs a router and internet connection, but local recording can continue without internet when the DVR, cameras, and HDD have power.

Audio Support

Audio may use an RCA input, audio over coax, or a camera with a built-in microphone. Check the exact number of audio channels and whether two-way audio is supported. Camera audio features do not automatically work on every recorder.

Display and Backup Ports

HDMI provides a common connection to a monitor or TV, while VGA is useful for older displays. USB ports are needed for a mouse and footage export. Some entry models may not include every output type, so check the port list carefully.

Warranty and Adapter Coverage

Check the listed warranty duration and exclusions. Some DVR warranties may be stated without adapter coverage. The hard drive, cameras, power supply, and accessories can also have separate warranty terms.

Basic Retention

Suitable for lower bitrates, motion-based recording, or short review periods in a small home or shop.

Balanced Choice

A practical starting point for four 1080p-class cameras when normal local retention is required.

Longer Recording

Useful for continuous recording, higher bitrates, audio, or buyers who want more time before footage is overwritten.

Extended Retention

Best for compatible higher-end DVRs, longer archives, active scenes, and higher-resolution camera inputs.

4 Channel DVR vs 8 Channel DVR

Choose according to the final camera plan, storage demand, and expected expansion

4 Channel DVR vs XVR vs NVR

The correct recorder depends on the camera signal, cabling method, and future system design

What You Need for a Complete Four-Camera CCTV System

Calculate the complete system cost instead of comparing only the recorder price

• Four-channel DVR: Select a recorder that supports the required camera signal, recording resolution, smart detection, storage capacity, audio method, and display output.

• Two to four compatible cameras: Choose indoor or outdoor cameras according to viewing distance, lighting, weather exposure, microphone need, and the areas that require coverage.

• Surveillance hard drive: Use a drive designed for continuous video recording and calculate capacity from camera count, bitrate, frame rate, recording schedule, and required retention.

• Camera power equipment: Use individual power adapters or a correctly rated central power supply with enough output for every connected camera.

• Cabling and connectors: Prepare coaxial cable, power cable, BNC connectors, junction boxes, clips, and suitable CC/IP Camera Accessories for a secure installation.

• Display connection: Use an HDMI or VGA cable supported by both the DVR and the monitor or TV used for local configuration and playback.

• Local display: A monitor or TV makes initial setup, live monitoring, timeline search, camera naming, and footage export easier.

• Router and internet: A network connection is needed for mobile viewing, remote access, user sharing, alerts, and supported cloud or app functions.

• Backup power: A suitable UPS or CCTV backup solution can keep the DVR, cameras, and router working during short power interruptions.

• Professional installation: Use an experienced installer when outdoor mounting, long cable runs, central power, remote access, or smart detection zones require careful configuration.

• Bundled option: Buyers who do not want to select every part separately can compare a ready CCTV Package, but should still check whether the HDD, cable, monitor, installation, and accessories are included.

FAQs About 4 Channel DVR