? Voice Sleep Function, This function can be useful when travelling or when you require the clock to remain silent even if a button is pressed. Press the Clock-Top and hold for a few seconds, you will hear two short beeps to confirm that the clock is in sleep mode. Press the Clock-Top again to re-activate the voice. ?This clock need to be powered by 2XAAA batteries,( not included). ?Buy it for the elderly people who are visually impaired or for the blind, of course it is also suitable for you if you like this style. ?A clear & loud speaker is built in, making the users hear it easily and comfortably, it is especially useful for the people who has macular degeneration. ?Just press the top of the talking clock, your will hear genuine & standard American English speaking that was kept recorded inside clock with masculine male voices. ?This talking alarm clock does not have a display, but it can speak to you, telling you the time, date, week as well as time & alarm settings. ?This talking alarm clock adopts button shaped design, cute & exquisite work. White&Black clock body color makes it easy to be visible by the people who are visually impaired.