Adamson IS213 Passive Subwoofer

The IS213 delivers powerful, punchy bass in a compact, high-performance design, combining advanced lightweight drivers with precision engineering for clean, musical low-frequency response. Its ultra-efficient enclosure ensures tight, impactful bass that fills any space without compromise, making it ideal for both compact venues and professional ground-stack applications. Engineered for maximum performance in minimal footprint, the IS213 brings deep, controlled low-end to theaters, clubs, and live sound environments.

• An ultra-compact, high-powered subwoofer delivering clean, musical low-frequency performance in a minimal footprint.
  
• It features two lightweight 13” ND13-S Kevlar® Neodymium drivers with Adamson’s Advanced Cone Architecture for precise and impactful bass.
  
• The drivers are mounted in an ultra-efficient front-loaded enclosure for tight, controlled low-end response.
  
• The cabinet is constructed from marine grade birch plywood reinforced with aircraft grade steel and aluminum for durability.
  
• Connectivity includes two Speakon™ NL4 connectors on the front and back, with barrier strips available upon request.
  
• Removable handles allow easy transport while enabling placement in tight spaces when removed.
  
• Rubber scuff guards on the top and bottom allow secure vertical stacking with additional IS213 units.
  
• Designed for ground stack configurations, the IS213 combines compact size with professional-grade low-frequency output.