A:AnswerThese earbuds are Bluetooth and cannot connect to Wi-Fi. When connecting to your phone over Bluetooth, you shouldn't need a pin. However, if your phone asks you for one type in "0000"
A:AnswerYour Beats should have come with a small USB cord, you just need to purchase a wall adapter for it. If yours didn’t come with one than you need to go back to Bestbuy and ask for a new unit. Check your box they came in because the cord is small, less than a foot long and could easily be overlooked.
A:AnswerIts super clear compared to the apple AirPods 2 generation. I can actually hear my calls and they don't drop audio unlike the airpods where if it's slightly noisy they drop the audio for the other side. I definitely recommend these plus the buttons helps end calls and make calls.