The Reference R-121SW sub-woofer features a distinct combination of cutting edge technologies and proven concepts to deliver an exceptional performance.
 
From the Thermoformed Crystalline Polymer woofers in a striking copper finish, to the sturdy MDF cabinetry, the R-121SW is sure to satisfy your hunger for a deep, rich bass in your films, music and games.
 
Feel The Rumble
The Klipsch R-121SW subwoofer delivers powerful bass performance to your home audio set-up.
 
Thanks to its 12" TCP woofer and deeper cabinet with rear porting, it can go lower than its peers and remain in control without ever breaking up. It's a must-consider addition to any stereo or home cinema system.
 
The Reference Series Range
The Reference Series range was first created in 2014, released to achieve a higher-level of sound performance while still being an affordable option.
 
The latest generation models feature a series of enhancements, including Spun-Copper Thermoformed Crystalline Polymer (TCP) woofers, the company’s highly acclaimed exclusive 90ºx90º Tractrix horn technology and other upgrades that make these models one of the best ever.