# GE Cync Full Color ST19 (Matter)

*GE Cync / CLEDST196CDGSMS*

> The Cync Full Color ST19 (Matter) is a 500 lm full-color ST19 Edison-style bulb. It supports Matter with HomeKit, Alexa, Google Home and SmartThings, and also works in the Cync app. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users, with native support through Matter over Wi-Fi.

- Canonical page: https://smarthomecanon.com/devices/cync-full-color-st19-matter
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [GE Cync](https://smarthomecanon.com/brands/cync) |
| Category | Bulb |
| Model numbers | CLEDST196CDGSMS |
| Status | Current[^1][^2] |
| Base | E26 (US standard)[^2] |
| Shape | ST19[^2] |
| Light output | 500 lm[^2] |
| Connection | Matter over Wi-Fi[^2] |
| Matter | withheld |
| HomeKit | HomeKit via Matter[^2] |
| Radios | Bluetooth, Wi-Fi, Matter[^2] |
| Color | Full color[^2] |

## Integration paths

**How the GE Cync Full Color ST19 (Matter) connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) | 2.4 GHz Wi-Fi network, Matter-compatible app[^2] | unknown | unknown |
| [Wi-Fi cloud](https://smarthomecanon.com/protocols/wifi-cloud) | 2.4 GHz Wi-Fi network, Cync app[^2] | unknown | unknown |

**Platform support for the GE Cync Full Color ST19 (Matter)**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Wi-Fi | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^2] |  |
| Matter / Wi-Fi | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^2] |  |
| Matter / Wi-Fi | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^2] |  |
| Matter / Wi-Fi | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^2] |  |
| Matter / Wi-Fi | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld |  |
| Matter / Wi-Fi | [Homey](https://smarthomecanon.com/platforms/homey) | withheld |  |
| Wi-Fi cloud | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^2] |  |
| Wi-Fi cloud | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^2] |  |
| Wi-Fi cloud | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | cync |

## Related pages

- [Cync smart bulbs](https://smarthomecanon.com/lines/cync-bulbs) (line)
- [GE Cync](https://smarthomecanon.com/brands/cync) (brand)
- [Matter over Wi-Fi](https://smarthomecanon.com/protocols/matter-wifi) (protocol)
- [Wi-Fi through a cloud service](https://smarthomecanon.com/protocols/wifi-cloud) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: GE Lighting: Cync smart home products. https://www.gelighting.com/smart-home (manufacturer, checked 2026-10-16)
[^2]: GE Cync ST19 Smart LED Light Bulb, Color Changing WiFi Light, Works With Alexa and Google Home, Edison Style Light Bulb - GE Lighting. https://www.gelighting.com/led-lights/bulbs/medium-base/ge-cync-st19-smart-led-light-bulb-color-changing-wifi-light-works (manufacturer, checked 2026-10-16)