可以用按键设置时钟的年、月、日、星期、时、分、秒，以及闹钟1的时、分、秒、开关，闹钟开关的状态在屏幕上用铃铛的符号表示。-You can use the button set the clock year, month, day, week, hour, minutes, seconds, as well as the alarm clock 1 hours, minutes, seconds, switch, the state of the alarm clock on the screen