This is about the Charge 3, but I disagree. For the Charge 4 I didn't even realise it wasn't a real button. There is a vibration that feels like you've presse

This is about the Charge 3, but I disagree. For the Charge 4 I didn't even realise it wasn't a real button. There is a vibration that feels like you've pressed a real button (the iphone did this first I believe).