A sealed active subwoofer with a built-in D-class amplifier made by Marantz and equipped with a large magnetic voice coil. Ideal for low frequency reinforcement on the 700 series. As for the exterior, there is dirt on the saran net. Serial 0006475 (Miura Kimiya)
Maintenance Information: 2023.7.15 Operation confirmed
Accessories: power cable
Main specifications: active subwoofer, 250mm, woofer amplifier part output, 500W, completely sealed, external dimensions, W340 x H347 x D408 mm, weight 26.5 kg