½Ã½ºÅÛ ÆË´Ï´Ù Bang&Olufsen BeoCenter 2, BeoLab 4000 °¡°ÝÇùÀÇ ¹ð¾Ø¿Ã·ì½¼ (B&O) - BeoCenter 2 (º£¿À¼¾ÅÍ2) + BeoLab 4000 (º£¿À·¦ 4000)