Back panel
Power Input (DC IN)
Used to connect the external power supply link.
Bluetooth Button ( 
)
Used in the Bluetooth pairing settings link.
AUX Input (AUX IN)
Used to connect audio devices link.
Used to add the speaker to your wireless network link.
USB port
Used to connect USB storage devices.
Network Connector (NETWORK)
Used to connect this unit to a wired Ethernet network link.
Connect Button (CONNECT)
Used for Wi-Fi setup link.
Connect in Status LED
Indicates the status of this unit link.