# Ubiquiti Siren

*Ubiquiti / USL-Siren, USL-Siren-US*

> The Siren runs on batteries or a DC input. It is an all-weather SuperLink siren with a 110 dB alarm and emergency LED lighting. It suits Home Assistant users, with native support through the maker's hub.

- Canonical page: https://smarthomecanon.com/devices/unifi-siren
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Ubiquiti](https://smarthomecanon.com/brands/ubiquiti) |
| Category | Siren or alarm speaker |
| Model numbers | USL-Siren, USL-Siren-US |
| Status | Current[^1] |
| Type | Siren and speaker[^2] |
| Connection | SuperLink[^2] |
| Power | 4 x CR123A batteries or 12-24 V DC[^2] |
| Range | 2 km[^2] |
| What it does | 110 dB siren with LED lighting[^2] |
| US availability | Available[^1] |

## Integration paths

**How the Ubiquiti Siren connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | A SuperLink Gateway, A UniFi console running UniFi Protect[^3][^2] | unknown | unknown |

**Platform support for the Ubiquiti Siren**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | unifiprotect |
| Proprietary + hub | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.ubnt.unifiprotect |

## Related pages

- [UniFi Protect sensors, alarms and chimes](https://smarthomecanon.com/lines/unifi-protect-sensors-and-alarms) (line)
- [Ubiquiti](https://smarthomecanon.com/brands/ubiquiti) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: UniFi US store: Siren. https://store.ui.com/us/en/products/usl-siren (manufacturer, checked 2026-10-10)
[^2]: UniFi Tech Specs: Siren (USL-Siren). https://techspecs.ui.com/unifi/physical-security/usl-siren (manufacturer, checked 2026-10-10)
[^3]: UniFi SuperLink Gateway Setup and FAQs (help.ui.com). https://help.ui.com/hc/en-us/articles/29711478053911-UniFi-SuperLink-Gateway-Setup-and-FAQs (manufacturer, checked 2026-10-10)