( ÷´Ü À¯¸Á Kosdaq ±â¾÷/±³À°½Ç ½Ã°ø )-4K UHD Laser Beam projector (3840x2160)-À½Çâ(AMP,Speaker,Wireless M/C)-Àüµ¿ ½ºÅ©¸° 200ÀÎÄ¡ (4.0mX3.5m)