The WHARFEDALE's DELTA X215L quasi 3-way passive speaker gives incredible clarity and depth to your music. The Delta X series is designed to withstand the rigours of live performances and road life. Plus, with unique transducers and a high-performance architecture, it's easy to see how Wharfedale has built a reputation for producing high-quality speakers. Speakers are protected by a strong 15mm Russian Birch plywood cabinet with an ultra-durable Rhino Rock finish and a newly developed crossover. Plus, with two ergonomic handles and two durable castors, moving your speaker is a breeze. User can rely on the Delta X215l night after night, year after year, because to its remarkable long-term durability.