Shelly support group (English Version) | So I have wired Shelly RGBW2 with LED amplifier and it works, but the transformers are making this annoying noise | Facebook
Shelly RGBW2 WiFi LED Controller - Bastelgarage Elektronik Online Shop
Shelly RGBW2 12V-24V Smart Wi-Fi LED Control Tasmota – mediarath - Martin Damrath