... Ch(YPBPR) in 2 Ch(AUDIO) inControl method: Infrared IR,touch key,RS232Working voltage: AC100V~240V 50/60HzPower ... component,PC,HDMIClosed-caption and V-chip featuresIR remote control works within 30 feetRS-232 serial port controlWide screen ... ticket agencies, HR market, lottery centers; Communication center, Traffic control center,Real Estate Property: Apartments, villas, offices, commercial buildings ...