Phoenix Gold PG Z880 – 8 Inch 240W Underseat Amplified Car Subwoofer + Wiring Kit. The Z880 subwoofer is designed with maximum yield in a space at a competitive price. There are a few subwoofer boxes which are suitable for any application, for good additional layer to a heavy dual subwoofer box. 8 closed flat 240 Watts subwoofer. Variable bass boost (0-12dB). Variable phase (0-180 degrees). RCA low level input. H = 70 mm x W = 210 mm x L = 290 mm. The picture(s) in this listing are for illustration purposes only. The product design / style can vary due to alterations by suppliers during production. All our items that are sent out are checked before they are sent out to ensure all accessories are included and the item is fit for use. Please note BT, IV & JE postcodes, along with other non mainland areas will incur extra. Therefore we reserve the right that if you have ordered the item incorrectly or no longer want the item we will at our discretion minus the following amounts (based on normal mainland UK addresses, non mainland and non UK maybe more) : Small items. Items sent by Courier.