Skip to content

18S Dual 9.5" Powered Studio Subwoofer


500W Powered Subwoofer with Dual 9.5" Long-throw MSP+ Hybrid Drive Woofers, Monitor-system-integration DSP, and Built-in 3-band EQ

18S matches seamlessly with Dynaudio studio monitors… intelligently.
Adding 18S to your monitors will open up a new world of performance that lets you mix and master with painstaking accuracy and deliver tracks that translate beautifully to any playback system.


  • Onboard 500-watt Class D amplifier
  • Preset speaker crossover filters
  • Dual-opposing driver design principle
  • Two 9.5" MSP+ Hybrid Drive long-throw woofers for accurate low-frequency reproduction
  • Flexible time- and phase-aligned integration into any studio setup
  • Frequency response: 16Hz—230Hz ±3dB
  • Advanced DSP with updatable presets for a range of Dynaudio pro studio monitors*
  • Built-in 3-band parametric EQ
  • Master/Slave feature for daisy-chaining multiple subs
  • I/O connectors: balanced XLR, unbalanced RCA
  • Auto On/Off for energy conservation

*The 18S comes with presets designed to work with these monitors…

• BM6 Classic
• BM15 Classic

• LYD 5
• LYD 7
• LYD 8
• LYD 48

• M5P

Datasheet download