# Dahua DH-PFM800-4K

**Brand:** Dahua
**Category:** Informatique
**Code (GTIN/SKU):** 6939554931154
**Canonical URL:** https://openreviews.io/en/reviews/dahua/dahua-dh-pfm800-4k-6939554931154

## Rating: 4.9/5 ★★★★★ — 36 reviews analyzed
_Confidence: high_

## At a glance

Dahua DH-PFM800-4K reviews: 4.9/5 based on 36 analyzed reviews, updated September 7, 2026.

Praised: 4K Compatibility and passive Transmission.

36 reviews analyzed, all published on other sites.
Other sites: 1 source, 36 reviews, average rating 4.9/5.
How we count reviews: https://openreviews.io/en/methodology

## AI summary

This passive video balun is specifically designed to transmit high-definition video signals, particularly for demanding CCTV installations. Users highlight its excellent transmission performance, especially its ability to efficiently support HDCVI video streams up to 4K resolution without loss of quality.

## Strengths

- **4K Compatibility** — It perfectly supports high-resolution signals up to 4K for a very sharp image.
- **Passive Transmission** — Its passive operation ensures reliable transmission of HDCVI signals without an external power supply.

## Frequently asked questions

- Does it support 4K resolution?
- Does it require an external power supply?
- Is it compatible with HDCVI signals?
- Is the image quality preserved?

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_Source: OpenReviews — https://openreviews.io/en/reviews/dahua/dahua-dh-pfm800-4k-6939554931154_