Download mp3 with Android

        // try{
        try {
            File cacheDir = new File(
                    android.os.Environment.getExternalStorageDirectory(),
                    "Folder Name");
            if (!cacheDir.exists())
                cacheDir.mkdirs();

            File f = new File(cacheDir, "songname" + ".mp3");
            URL url = new URL(
                    "http://210.211.99.70/teenpro.vn/files/song/zg/zg_Co-Khi-Nao-Roi-Xa-Bich-Phuong.mp3");

            InputStream input = new BufferedInputStream(url.openStream());
            OutputStream output = new FileOutputStream(f);

            byte data[] = new byte[1024];
            long total = 0;
            int count = 0;
            while ((count = input.read(data)) != -1) {
                total++;
                Log.e("while", "A" + total);
                output.write(data, 0, count);
            }

            output.flush();
            output.close();
            input.close();
        } catch (Exception e) {
            e.printStackTrace();
        }