channels: warm white and cold white. The warm white and cool white channels can be adjusted separately. Choose your preferred brightness of warm white or cool white and long press the DIY button to save it. You can display this color and brightness as you need easier and faster next time. Music bulb base on E14 adapter, low power consumption, low heat development to reduce pollution Turn on the microphone function, you can adjust the sensitivity in the APP, according to the signal received by the microphone, this will be converted into light changes of different rhythms. Group function: control all lights at the same time. Create groups and add lights to them. You can control the lights with changing color, brightness, turn on or off, etc. You can rename groups to make them easier to use. Timer function: You can automatically turn on or off the lights or color or function or CCT or cold white and warm white within a specified time in m in place of the timer. Good product. good quality. good price. please choose us. No worries