You need to follow these steps to connect 'Sonos roam' to Bluetooth.
1. Press and hold the Power button on the back of the Sonos ROM for two seconds, then release. You will hear a pairing tone and the front LED will flash blue.
2. Go to the Bluetooth settings of your phone device and select the ROM from the device list.
3. When the device is successfully connected, you will hear another tone and the LED will turn solid blue.
Follow these steps to disconnect your device from ROM
1. Go to the Bluetooth setting of your phone.
2. Select ROM device and tap on Disconnect, your device will be disconnected