Sort：The trumpet soprano, small treble
Item No : TL30-97
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Outside Size:Φ50×16mm Outside Size:Φ52×27mm Outside Size:Φ52×54mm Diaphragm: Silk Impedance: 4Ω Input power: 60W/Max Frequence range: 2.5K-20KHz S.P.L.：91dB/w/m Voice coil:   Φ25mmASV Magnet: NdFeB