# System requirements for 720p broadcasts

For video events with the 720p high-resolution player size. Not available for telephone broadcasts.

This article covers additional requirements to broadcast video in 720p. For requirements specific to your broadcast type, see system requirements articles for:

- [Single webcam broadcasts](https://lumenhelp.webcasts.com/books/getting-started/page/system-requirements-for-single-webcam-broadcasts "System requirements for single webcam broadcasts")
- [Video bridge broadcasts](https://lumenhelp.webcasts.com/books/getting-started/page/system-requirements-for-video-bridge-broadcasts "System requirements for video bridge broadcasts")
- [Encoder broadcasts](https://lumenhelp.webcasts.com/books/getting-started/page/system-requirements-for-encoder-broadcasts "System requirements for encoder broadcasts")
- [VCU/telepresence broadcasts](https://lumenhelp.webcasts.com/books/getting-started/page/system-requirements-for-vcutelepresence-broadcasts "System requirements for VCU/telepresence broadcasts")

**Note:** 720p encoder broadcasts require HD encoding software (for example, Wirecast, OBS, or vMix) to be installed on the encoder.

# Live Studio Requirements

If you're joining the Live Studio as a moderator or presenter, your system must meet the following requirements.

<table border="1" id="bkmrk-what-you-need-modera" style="width: 100%;"><thead><tr><th colspan="1" rowspan="1" style="width: 25%;">What you need</th><th colspan="1" rowspan="1" style="width: 75%;">Moderators and Presenters</th></tr></thead><tbody><tr><td colspan="1" rowspan="1">Hardware</td><td colspan="1" rowspan="1">- PC or Mac
- Your computer must be plugged in and have a sound card with speakers and a monitor with 1024x768+ resolution support.
- A high definition webcam (720p or better) is required to stream in HD (single webcam and video bridge).
- Headset or webcam mic with built-in noise cancellation. Do not use your computer or webcam's built-in microphone.

</td></tr><tr><td colspan="1" rowspan="1">Software</td><td colspan="1" rowspan="1">For encoder broadcasts only: HD encoding software (for example, Wirecast, OBS, or vMix)</td></tr><tr><td colspan="1" rowspan="1">Operating System</td><td colspan="1" rowspan="1">- Windows 10
- Windows 8.1 Pro or newer
- macOS 10.14 or newer

</td></tr><tr><td colspan="1" rowspan="1">Processor (CPU)</td><td colspan="1" rowspan="1">Intel Core i5 3.0GHz or better **Note:** Less powerful processors will degrade audio and video performance.

</td></tr><tr><td colspan="1" rowspan="1">Memory (RAM)</td><td colspan="1" rowspan="1">4 GB</td></tr><tr><td colspan="1" rowspan="1">Browser</td><td colspan="1" rowspan="1">Current or previous 5 versions of:

- Google Chrome
- Firefox
- Microsoft Edge
- Safari (Mac devices only)

**Note:** Firefox and Safari do not support screen sharing for 720p events.

</td></tr><tr><td colspan="1" rowspan="1">Internet Speed</td><td colspan="1" rowspan="1">A dedicated and wired high-speed internet connection of 4 Mbps or better (upload and download)

**Note:** To ensure a stable connection, disconnect from the VPN and use a wired internet connection, instead of Wi-Fi. Wi-Fi connections are prone to dips in bandwidth that can negatively impact your video connection.

</td></tr></tbody></table>