1, Built-in flash disk 2,LCD Screen and chinese display the work state. it can timing 4-channel power supply. 4-channel disturbed output connect PCwith USB interface, download updated music freely. Timing sequencing controller play music on time. 3, According to the work pr-ogram set by the user, it can turn on the amplifier or other power supply 5seconds on the amplifier. 4, Accurate clock: the equipments appliesphilips real time clock with accurate work, it may automatic-ally work under power failure state. 5, Power control: automatically power on amplifier or other equipments. when playing music, Automatically turn off power supply after finished play. 6, Users may temporally play music turn on electrical appliances with the Manual switch. etc.....