I am assuming here that both the devices are paired. You can confirm that by going to Settings > Devices > Bluetooth. You can then follow the tips mentioned below if the Bluetooth speaker is connected ...
Use the following fixes if your Bluetooth headphone or speaker is connected as voice or music only. Check the status of Bluetooth Services Make sure that your Bluetooth device is enabled Run Bluetooth ...
The use of a wireless speaker is appropriate for party sound play and also for personal listening needs. Amazon gives options ...