Yes, Apple Airpods are compitable with Samsung Galaxy S7 Edge.
Yes, you can control the volume from the phone using the phone's volume buttons just like we do in case of any other headphones.
AirPods usually deliver about 5 hours of listening time one one single charge.
Absolutely fantastic. You will also get slight more bass when you listen to music.
Yes, you can use Apple Airpods with any Samsung mobile phone, which has Bluetooth 4.0 or higher connectivity option.
Look past their offbeat design and you'll find that Apple AirPods' compact size and high convenience factor are a winning combination.