Bose FreeSpace FS4SE Loudspeakers 100737825 On Stage SSA21 M20 Universal

On Stage SSA21 M20 Universal Subwoofer Adapter

Works with BLX Wireless Systems Offers up to 14 hours of continuous battery life with 2 AA batteries

Audio level hi: (1) red LED

Sync or standard definition Blackburst television standards

Bose FreeSpace FS4SE Loudspeakers 100737825 On Stage SSA21 M20 UniversalBose FreeSpace FS4SE Surface mount Loudspeakers The Bose sound quality you expect. The improvements you need. FreeSpace FS loudspeakers are the next step of in the widely trusted line of in ceiling and surface mount loudspeakers, offering significant upgrades in durability, design, and ease of installation all with remarkably consistent tonality. Engineered for high quality performance in both background music and voice announcement applications, FS