The AS1 subwoofer is specifically designed to complement the LM1 and VM1 and features an 85 watt amplifier and magnetically shielded driver Custom Series FPM Series VM Series LM Series Mini Theatre M1 PV1 AS2 AS1 Weatherproof Brochure Fill out our product enquiry form and one of our sales team will get back to you with details & pricing Bowers & Wilkins - AS1