Bose PS1 L1 1S Portable PA System

Recommendation to houses of worship, schools and universities, resorts and hospitality venues, live music performances, business presentations and mobile DJs

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Our L1 system offering a unique combination of performance and portability for an audience of up to 300. With a 12-speaker articulated line array providing 180 degrees of clear, even, sound, the system is also designed to work with the T1 ToneMatch® audio engine as well as a choice in bass modules. Easy to transport, and set up in minutes.


  • High-performing, powered, portable two-way loudspeaker system with a 195° H x 10° V nominal dispersion designed for the production and reproduction of live music, music playback, speeches and A/V sound reproduction
  • 12-driver articulated line array produces wide, uniform sound coverage throughout the entire listening area—even off to the extreme sides
  • Consistent front-to-back coverage, 12 drivers mounted in a vertical line array produce less drop off in sound pressure level per doubling in distance than a conventional point source
  • Retractable folding leg mechanism for easy transport • Lightweight, interlocking components
  • Expandable bass design supports the use of multiple B1 bass modules or a single B2 module
  • Digital ethercon port provides single-wire connectivity for the T1 ToneMatch audio engine

Tech Specs

More Information
Brand: Bose
Powered: No
Maximum Peak SPL: 118dB
Frequency Range: 32 Hz - 14 kHz
Depth: 45cm
Width: 26cm
Height: 38cm
Weight: 11kg
Manufacturer Part Number: PS1L11SUK
Country of Origin: United States


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