A:AnswerYes, the HORIZON comes with a multi-voltage power supply.
The voltage rating is from 100-240 volts, it is completely safe to use Internationally
A:AnswerYes. If you hold down the SLEEP button (Crescent moon with stars) for more than 2 seconds, the display will shut off entirely. Press any button to turn it back on.
A:AnswerWe'd like to get more information from you so we can sort this out. Please click this link to get in touch with our Customer Support team: https://support.jbl.com/us/en/