This includes the following areas: Jersey, Guernsey, Isle of Man, Isle of Wight, N. Ireland, Shetlands. Subwoofer Voice coil Ø mm (in.). The Butterworth low pass filter at 12dB/Oct. with variable cut-off frequency (50-200 Hz) can be bypassed, when used with an AP bit processor with pre-out output dedicated to the sub.
eBay