# File lib/mp3info.rb, line 490
  def to_s
    s = "MPEG #{@mpeg_version} Layer #{@layer} #{@vbr ? "VBR" : "CBR"} #{@bitrate} Kbps #{@channel_mode} #{@samplerate} Hz length #{@length} sec. header #{@header.inspect} "
    s << "tag1: "+@tag1.inspect+"\n" if hastag1?
    s << "tag2: "+@tag2.inspect+"\n" if hastag2?
    s
  end