日本毛片A片AV高清免费视频

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Item No : L1
Name :
Detail :
● Outside Size: dia 100mm
● Diaphragm: Silk
● Voice coil: dia 25mm 
● S.P.L.: 90dB/w/m
● Frequence range: 3k-20kHz
● Input power: 25-90W
● Impedance: 5 ohms
● Anti-magnet