When no network is available for the smartphone, you can also turn the device on and off with the 24-key IR remote control. The LED light strips can be cut every 100 mm. Their high flexibility allows you to shape them as desired. In music mode, the smart device can blink according to the rhythm and beat of the music, adding extra fun to your party. The Sonoff RGB Light Strip can work with Amazon Alexa and Google Home Assistant. Please unroll the strip before turning it on to avoid overheating the LED lights. The router must have a frequency of 2.4 GHz; 5.0 GHz WiFi is not supported. There are no restrictions on smartphone networks; 2G, 3G, 4G, and WiFi networks are supported.