【商品名】<br>JBL MA6004 4-Channel Full-Range Marine Amplifier<br><br>【カテゴリー】家電・カメラ:アンプ<br><br>【商品説明】<br><br>Variable bass boost12dB built-in variable electronic crossover60W RMS x 4 channels at 4 ohms and 1% THD + N<br><br>Marinized circuit board<br>