... :UP ,Down, Music ,MIC,SUB/CEN,Effect,Input,Memory.5)MIC VOL:Effect,Vol,Music VOL6)Music input sensitivity ... control, remote control, the rs-five 232 computer control and attach your computer control software.14. Humanized control option, ... convenient installation and service management.15. Digital circuit part adopts switch voltage power supply, improve efficiency and stability. Digital Sound ...