Check the listing for details. DefTech DW MAX SUR each In Wall Surround speaker. Color: White, Condition: New. Listed at 499.00 USD. The Definitive Technology DW MAX SUR each In Wall Surround speaker is a high-quality 2-way in-wall speaker designed for immersive home audio experience. With a sleek white design and spring post connectivity, these speakers offer a powerful RMS power range of 20-150, perfect for delivering clear and crisp sound. The DW MAX SUR model from Definitive Technology is known for its superior sound quality and easy installation, making it a popular choice among audiophiles looking to enhance their home audio setup.