Considering your convenience, you can use bluetooth to connect GYMAX APP to your device and then put it on the device holder. After that, you can listen to the quality sound through bluetooth speaker.
Home Compact Walking Running Machine with Bluetooth Speaker-Navy
Home Compact Walking Running Machine with Bluetooth Speaker-Red
Fuji BeHealthy Foldable Treadmill Compact Walking/Running Machine
Compact Walking Running Machine Foldable Treadmill Home Silver
GYMAX Foldable Treadmill Home Compact Walking Running Machine Navy
GYMAX Foldable Treadmill Home Compact Walking Running Machine Red
