Thank you for your support to TinyDeal.
You could change the speed of playing to adjust your earphone by following steps:
1.When your player is playing music, press the "mode" button.
2.Choose the "tempo rate" to press and then you could choose the speed of playing for yourself!
Any other questions please feel free to contact us on https://help.tinydeal.com/contact-us. And we would answer you within 24 hours.
Have a nice day!