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Grund Audio STP-3002 Dual 15" Ground Stack Speaker with 2" HF Compression Driver

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The Grund Aaudio Design ST Pro Series products are designed with the aid of the most advanced technologies in the audio field. Sophisticated design and measurement equipment, including computer assisted design software, is used for each design to achieve optimized balance and interface between components to give better quality, performance, and longer life.

The STP Series are built with high-quality materials including: multi-layer void-free plywood construction; T-baffle bracing; epoxy powder coated, steel perforated grilles; durable, soil-resistant black carpet covering; black metal corners; and complex second or third-order, optimized crossover networks for matched transition between drivers, with full protection circuitry. All models carry a five year limited warranty.


The STP-3002 is a dual 15 inch, high-powered long-throw cabinet providing full, clear vocals at high power levels for main PA or on-stage side fills. A subwoofer may be added for additional low-end support. This model is ideal where vocal articulation is important. The STP-3002 is well-suited for DJs, live bands, and nightclubs.


  • Power Handling: 600 Watts
  • Frequency Response: 38 Hz - 16k Hz
  • Sensitivity (1W @ 1M): 99 dB SPL
  • Nominal Impedance: 4 ohms
  • Dispersion: Horizontal 90 degrees, Vertical 40 degrees
  • Components: LF: 2 x 15" Cone, HF: 2" VC Compression Driver
  • Crossover Frequency: 2k Hz
  • Enclosure Type: Trapezoidal 8.5 degrees
  • Grille: Powder-Coated, Perforated Steel
  • Connectors: Two 1/4" & Two - NL4 Speakon
  • Dimensions: H - 45.25" W - 18.75" D - 18.50"
  • Weight: 95.0 Lbs