Tips
Charging your mobile device
Use the USB cable supplied with the your device and connect it to the Mobile Charge port. link
Changing the color of the grill
Remove the grill and attach one of the supplied optional speaker grill cloths. link
Connecting multiple Bluetooth devices and switching easily between them
Music can only be output from Envaya from one Bluetooth device connected using Bluetooth, but three Bluetooth devices can be simultaneously connected to Envaya. To switch easily between connections, connect Bluetooth devices that you use frequently to Envaya. To switch playback to a different Bluetooth device when multiple Bluetooth devices are connected, stop playback on the device that is currently playing back, and then start playback on a different Bluetooth device. link
Using an NFC compatible mobile device
Enable the NFC function on the NFC compatible device, and touch the NFC device to the 
mark on Envaya. link
I want to disconnect an NFC compatible device
Touch the mark with the NFC compatible device again while the device is connected to disconnect it.
I want to switch connection between multiple NFC compatible devices
Touch the mark with a different NFC compatible device while an NFC compatible device is connected. Playback of the current NFC compatible device stops, and the different NFC compatible device is now connected.
Changing the Bluetooth name of your Envaya speaker
If you have more than one of Envaya, you need to change the device name displayed on the Bluetooth device in order to identify which speakers to output sound from. Change the device name of Envaya displayed on the Bluetooth device. link