The -1 series devices (small box) are powered by the included 12V AC/DC mains adapter. These devices have no power switch, simply connect or disconnect the DC plug, or better the mains adapter. The -100 series devices (amplifier versions) are powered dir...
On the front of the devices there are four LED which can give you information about the status of the device. The four LEDs are the next: Power: light is on, if device is connected to power supply and turned on Network: light is on, if the device is c...