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Sort:The trumpet soprano, small treble
Item No : HG-20
Name : HG-20
Detail :
Model: HG-20
Outside Size:Φ98×43mm
Diaphragm: Titaninm
Impedance: 4
Input power: 20W/Max 
Frequence range: 2.5K-20KHz
Sensitivity.90dB/w/m
Voice coil:   Φ25mmKSV
Magnet: Φ70×H10(5.4OZ)