The characteristic of the ASD 220 SC active subwoofer is the downfire arrangement of the woofer, i.e. it radiates downwards. For reproduction without booming it must not be sited... more
Controls: Power on/off, volume, subwoofer phase, subwoofer cut frequency
Manufacturer's product description
The characteristic of the ASD 220 SC active subwoofer is the downfire arrangement of the woofer, i.e. it radiates downwards. For reproduction without booming it must not be sited on the floor. The ASD 200 SC, therefore, stands on four firmly attached spikes.