---
title: UltraNEXUS-HD Series Video File Formats
description: Here is a list of the 4 video file formats the UltraNEXUS-HD series servers can play.
---

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1. [LEIGHTRONIX Knowledge Base](https://support.leightronix.com/?hsLang=en)
2. [UltraNEXUS-HD](https://support.leightronix.com/ultranexus-hd?hsLang=en)
3. [Transcode](https://support.leightronix.com/ultranexus-hd?hsLang=en#transcode)

# UltraNEXUS-HD Series Video File Formats

## Here is a list of the 4 video file formats and their specs the UltraNEXUS-HD series servers can play.

NOTE: If you are having file playback problems see our tutorial:

[Avoiding Video File Playback Problems and Blocklisted and Red Highlighted Files](https://support.leightronix.com/avoiding-blocklisted-files?hsLang=en)

### UltraNEXUS-HD File Formats:

#### MPEG-4 (.mp4)(This is the recommended format)

Video codec: H.264 HIGH profile, up to level 4.0

- 1920 x 1080 (29.97, 30 fps, interlaced or progressive)
- 1280 x 720 (59.94, 60 fps, progressive)
- 720 x 480 (29.97, 30 fps, interlaced or progressive)

Constant or variable video bit rate encoding up to 10 Mb/s (CBR or VBR)

Chroma sampling: 4:2:0

Audio format: AAC

- 128 kb/s, 192 kb/s
- 44.1 kHz, 48 kHz

#### MPEG-2 Program stream (.mpg)

Video codec: MPEG-2 program stream, MAIN profile, MAIN or HIGH level

- 1920 x 1080 (29.97 fps, interlaced or progressive)(NOT recommended)
- 1280 x 720 (59.94 fps, progressive)(NOT recommended)
- 720 x 480 (29.97 fps, interlaced)
- 352 x 480 (29.97 fps, interlaced)

Constant or variable video bit rate encoding up to 15 Mb/s - without closed captions. Up to 10 Mb/s with closed captions.

Chroma sampling: 4:2:0

Audio format: Layer-2

- 128 kb/s, 192 kb/s, 224 kb/s, 256 kb/s
- 44.1 kHz, 48 kHz

#### MPEG-2 Transport stream (.m2t)

Video codec: H.264 HIGH profile, up to level 4.0

- 1920 x 1080 (29.97, 30 fps, interlaced or progressive)
- 1280 x 720 (59.94, 60 fps, progressive)
- 720 x 480 (29.97, 30 fps, interlaced or progressive)

Constant or variable video bit rate encoding up to 10 Mb/s

Chroma sampling: 4:2:0

Audio format: AAC or Layer-2

- AAC-LC 128 kb/s, 192 kb/s
- Layer-2 128 kb/s, 192 kb/s, 224 kb/s, 256 kb/s
- 44.1 kHz, 48 kHz

#### MOV (.mov)

 Video codec: H.264 HIGH profile, up to level 4.0

- 1920 x 1080 (29.97, 30 fps, interlaced or progressive)
- 1280 x 720 (59.94, 60 fps, progressive)
- 720 x 480 (29.97, 30 fps, interlaced or progressive)

Constant or variable video bit rate encoding up to 10 Mb/s

Chroma sampling: 4:2:0

Audio format: AAC

- 128 kb/s, 192 kb/s
- 44.1 kHz, 48 kHz

File names may contain up to 27 alpha-numeric characters (no spaces or symbols).

- [UltraNEXUS-HD](https://support.leightronix.com/ultranexus-hd?hsLang=en#main-content)

    - [TOTAL INFO-HD](https://support.leightronix.com/ultranexus-hd?hsLang=en#total-info-hd)
    - [WinLGX](https://support.leightronix.com/ultranexus-hd?hsLang=en#winlgx)
    - [WebNEXUS](https://support.leightronix.com/ultranexus-hd?hsLang=en#webnexus)
    - [Firmware](https://support.leightronix.com/ultranexus-hd?hsLang=en#firmware)
    - [Transcode](https://support.leightronix.com/ultranexus-hd?hsLang=en#transcode)
    - [Video](https://support.leightronix.com/ultranexus-hd?hsLang=en#video)
    - [Storage](https://support.leightronix.com/ultranexus-hd?hsLang=en#storage)
    - [Audio](https://support.leightronix.com/ultranexus-hd?hsLang=en#audio)
    - [Network](https://support.leightronix.com/ultranexus-hd?hsLang=en#network)
    - [Time](https://support.leightronix.com/ultranexus-hd?hsLang=en#time)
    - [Video-on-Demand](https://support.leightronix.com/ultranexus-hd?hsLang=en#video-on-demand)
    - [Closed Caption](https://support.leightronix.com/ultranexus-hd?hsLang=en#closed-caption)
- [NEXUS/UltraNEXUS](https://support.leightronix.com/nexus-ultranexus?hsLang=en#main-content)

    - [Troubleshooting](https://support.leightronix.com/nexus-ultranexus?hsLang=en#troubleshooting)
    - [Operation](https://support.leightronix.com/nexus-ultranexus?hsLang=en#operation)
    - [WinLGX](https://support.leightronix.com/nexus-ultranexus?hsLang=en#winlgx)
    - [Video](https://support.leightronix.com/nexus-ultranexus?hsLang=en#video)
    - [Storage](https://support.leightronix.com/nexus-ultranexus?hsLang=en#storage)
    - [Slide Editor](https://support.leightronix.com/nexus-ultranexus?hsLang=en#slide-editor)
    - [Program Guide](https://support.leightronix.com/nexus-ultranexus?hsLang=en#program-guide)
- [WinLGX](https://support.leightronix.com/winlgx?hsLang=en#main-content)

    - [VLC](https://support.leightronix.com/winlgx?hsLang=en#vlc)
- [IncodeX Vier](https://support.leightronix.com/incodex-vier?hsLang=en#main-content)

    - [VieBit](https://support.leightronix.com/incodex-vier?hsLang=en#viebit)
    - [Point-to-Point](https://support.leightronix.com/incodex-vier?hsLang=en#point-to-point)
    - [Stream](https://support.leightronix.com/incodex-vier?hsLang=en#stream)
- [VieBit](https://support.leightronix.com/viebit?hsLang=en#main-content)

    - [Streaming](https://support.leightronix.com/viebit?hsLang=en#streaming)
    - [VOD](https://support.leightronix.com/viebit?hsLang=en#vod)
- [IncodeX Stream](https://support.leightronix.com/incodex-stream?hsLang=en#main-content)

    - [Live Stream](https://support.leightronix.com/incodex-stream?hsLang=en#live-stream)
- [IncodeX One](https://support.leightronix.com/incodex-one?hsLang=en#main-content)

    - [Point-to-Point (P2P)](https://support.leightronix.com/incodex-one?hsLang=en#point-to-point-p2p)
- [PEGstream-SD2](https://support.leightronix.com/pegstream-sd2?hsLang=en)
- [Hard Drive](https://support.leightronix.com/hard-drive?hsLang=en#main-content)

    - [Video Server](https://support.leightronix.com/hard-drive?hsLang=en#video-server)
- [TOTAL INFO®](https://support.leightronix.com/total-info?hsLang=en)
- [E-HD2](https://support.leightronix.com/e-hd2?hsLang=en#main-content)

    - [WinLGX](https://support.leightronix.com/e-hd2?hsLang=en#winlgx)
    - [Transcode](https://support.leightronix.com/e-hd2?hsLang=en#transcode)
- [MINI-T-NX](https://support.leightronix.com/mini-t-nx?hsLang=en)
- [PEGvault-SD](https://support.leightronix.com/pegvault-sd?hsLang=en#main-content)

    - [PolyOptix](https://support.leightronix.com/pegvault-sd?hsLang=en#polyoptix)
- [NET Series](https://support.leightronix.com/net-series?hsLang=en)
- [TCD Series](https://support.leightronix.com/tcd-series?hsLang=en#main-content)

    - [TCD-1000](https://support.leightronix.com/tcd-series?hsLang=en#tcd-1000)
    - [TCD/V3](https://support.leightronix.com/tcd-series?hsLang=en#tcd-v3)
    - [TCD/IP](https://support.leightronix.com/tcd-series?hsLang=en#tcd-ip)
- [PRO Series](https://support.leightronix.com/pro-series?hsLang=en)
- [MINI-T](https://support.leightronix.com/mini-t?hsLang=en)
- [MINI-T-IR](https://support.leightronix.com/mini-t-ir?hsLang=en)
- [UARB-S1](https://support.leightronix.com/uarb-s1?hsLang=en)

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