SPECIFICATION of dB-21pro
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21inch (54cm) SUPER COMPRESSION BASS DRIVER UNIT |
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| インピーダンス | 4 ohm |
| 許容入力ＲＭＳ | 1000W |
| 許容入力ＭＡＸ | 2000W |
| 出力音圧レベル | 98dB |
| 周波数レンジ | 35Hz～1.5kHz |
| 埋め込み寸法 (バッフル経） | 489mmΦ |
| 外形寸法 （外径 x 厚み） | 545mmΦ x 280mm |
| 重量 | 30.8kg |
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