how to pronouce the letters
i am just starting to learn so i need complete alphabets and thier pronouciations
You will find several good threads here with several good suggestions to your question. Just search "Pronunciation" or "Alphabet" here at answers.
Lazarus has already given you one good link to get you started. Here is another thread with a few more: About pronouncing the alphabet in Spanish
Check this article: spanish-alphabet-how-do-letters-sound.
And remember: there is only one alphabet in Spanish or English, and each one has letters. The word alphabet comes from "alpha + beta", the first two letters of the Greek alphabet.