On average, the Simbadda CST 9000 series multimedia speaker system uses about 35 W of power when playing
sounds from auxiliary input at medium volume level. This appliance has no standby state, it only has an on or off
state. However, the power button is located on the backside of the subwoofer unit, making it hard to reach.
Therefore, the system most likely to be turned on all the time, even without any sounds playing, which consumes
about 18 W of power. The power draw on this appliance when not in use is relatively high. The table above shows
that we can save electricity for about 21% when using our system in scheduling mode. By manually turn off the
appliance with the Indigo off switch immediately after each use, the savings can be pushed even higher to about
72%. This test proves that bad power button placement on electrical appliances can cause the appliance to waste a
lot of power, even while not in use. The Indigo system can fix this problem by making the power management easily
accessible for the user.