Product Name: 18 Inch PA Speaker Model NO.: TX18X401 THD: <0.03% Monitor: LCD Screen Application: Commercial Speaker Material: Wood Speaker System: Optional Combination Operation Mode: Touch Control Activity: Passive Hi-Fi: Not Hi-Fi Noise: <95dB Trademark: OEM Transport Package: Carton Box Specification: 15" Origin: China HS Code: 8518290000 Product Description 18 inch pa speakerMODEL NO.: TX18X401SPECIFICATION18" Woofer,Aluminum basket, carbon fiber coneVC size:4"SV Inside-outMagnet:150 OZ 250*140*25Sensitivity:97dbImpedance: 8 OhmPower(RMS): 1200 WPower(MAX):2400 WFrequency Range:35Hz-2kHz