A:AnswerYes they use bluetooth so any device that is bluetooth connectivity can use them. you just download the galaxy app pretty simple to set up and auto connects there after if someone else you know has the app you can booth listen to the same thing
A:Answer2.53 db is the max volume of the buds but depending on what your pairing with it has software to increase or turn off ambient sound which increases the volume and quality of the sound
A:AnswerThe equalizer on the Buds app has only six sound settings, yet I have found that I can further customize the sound settings within my phone and laptop's equalizer and they do change the sound over the Buds which I can tune to my liking.
A:AnswerHi Jay, I've used them with my TV and Firestick, I don't believe the Chromecast's Bluetooth is any different, they should work. I've been able to connect them to anything that has Bluetooth connectivity. Hope his helps.