日本毛片A片AV高清免费视频

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Item No : TL-3002D
Name :
Detail : ●  12”(Φ 312mm)Die Cast Aluminium Frame
●  Rubber Edge Electroplating Injection Cone
●  Nominal Impedance: 4 Ω
●  Resonance Frequency: 32Hz
●  Freq. Resonance:   f。-3000Hz
●  Sensitivity:     93dB/M/W
●  Magnet:       2-Φ156×H20 (mm) (100 Oz)
●  Voice Coil:     Φ50 mm TSV 4-Layers
●  MAX 500W