... . Name :radioKey words : FM radio ,Mini speaker ,Alarm clock ,cb radio Function :1. Normal display with time, 12hr/24hr system changeable(Default ... , when it reach setting time ,the radiowill open itself with the latest channel and automatic shut down off after half ... brightness : high, medium, shut 4. Speaker used in MP3,MP4,mobile,PC ect . 5. FM radio frequency LED display1)Frequency display :87 ...