What does this sentence mean? I shall have to bu the tape recorder, cost what it may.
What does this sentence mean?
I shall have to bu the tape recorder, cost what it may.Baystateblue, thanks for your answer.
But it puzzles me that why do we say "cost what it may".

Question

What does this sentence mean? I shall have to bu the tape recorder, cost what it may.
What does this sentence mean? 
    I shall have to bu the tape recorder, cost what it may.Baystateblue, thanks for your answer. 
But it puzzles me that why do we say "cost what it may".

Answer

I shall have to bu(y) the tape recorder, cost what it may.

It means that no matter how much the tape recorder costs, they are going to buy it because they need it for something.