All this information is very easily found with a quick Google search:
Your BRP is your visa and it looks like an ID card, think drivers licence. Google image search it and you'll see.
If you are granted your visa, information in the decision letter will explain how and where you get your BRP card from - see here:
"If you applied from outside the UK
Collect your BRP once you’re in the UK. You must do this before your vignette expires or within 10 days of arriving in the UK, whichever is later.
Check your decision letter. It will tell you to collect your BRP from either:
a named Post Office branch"
Your BRP is your visa and it looks like an ID card, think drivers licence. Google image search it and you'll see.
If you are granted your visa, information in the decision letter will explain how and where you get your BRP card from - see here:
"If you applied from outside the UK
Collect your BRP once you’re in the UK. You must do this before your vignette expires or within 10 days of arriving in the UK, whichever is later.
Check your decision letter. It will tell you to collect your BRP from either:
a named Post Office branch"