Colour : GreyProgramme(s) : ASMR sound, Guided meditation, White noiseSound : SpeakerVolume control : YesPower supply : Rechargeable batteryIncluded accessory(ies) : Micro USB charging cable

Bluetooth : YesColour : GreyAmbient light : YesAdjustable programme duration : 30 / 60 / 90 minVolume control : YesUSB port : Yes