$154.99 $219.99

Refurbished Condition: 100% testing and function is in good condition while outside box worn out and small cosmetic dents. cosmetic damages will vary, including but not limited to, damaged or cracked, bent ears, scratches, dents, etc

The Sound Town STPA-G500DSP is a Class-D plate power amplifier and enables you to build your own powered PA speaker cabinets. The 2-channel amp handles 400W (LF) + 100W (HF) RMS power and comes with over current and short circuit protection. It has a DSP built-in that has both presets and manual setting available and allows you to tune the sound for different applications. Its Bluetooth 5.0 makes it easy to stream music from your Bluetooth enabled devices. Even better, with TWS, two of the same speakers can be paired at the same time for powerful stereo sound performance.

  • 400W + 100W RMS (8-ohm) 2-channel Class-D plate power amplifier
  • 2 x XLR-1/4“ combo inputs, 1/8” Aux input and TWS Bluetooth, 1 x XLR output (mix out)
  • Built-in DSP has 4 presets. Manual setting available for EQ, bass boost and delay
  • Bluetooth 5.0 makes it easy to stream music from your Bluetooth enabled devices. The True Wireless Stereo (TWS) feature allows you to pair two speakers simultaneously for powerful stereo sound performance
  • Over current and short circuit protection. Sturdy construction with integrated aluminum heat sink panel


Model STPA-G500DSP
Description Full-range plate amplifier
Type Class-D
Supports Impedance 4Ω & 8Ω
Power 400 + 100W RMS @ 4Ω / 200 + 50W RMS @ 8Ω
Feature TWS Bluetooth, DSP
Input 2 x 1/4" & XLR COMBO (MIC/LINE) + 1 x 1/8" (AUX) / Bluetooth 
Output XLR mixed out
Control Volume, Onboard DSP
Protection Overload and overcurrent protection
Technical specifications Preset 2.2 kHz, DSP adjustable
Voltage 110V-220V switchable
Speaker model# reference OBERON-115PWOBERON-A15PW

Dimension & Weight

Product Width (in.) 6.26"
Package Width (in.) 7.9"
Product Height (in.) 16.46"
Package Height (in.) 18.1"
Product Depth (in.) 3.15" Package Depth (in.) 5.5"
Product Weight (lb.) 4.4 lbs Package Weight (lb.) 5.9 lbs


Manufacturer Warranty 180 Days (6 Months)

Sound Town STPA-G500DSP-R | REFURBISHED: Class-D Plate Amplifier for PA DJ Speaker Cabinets and Loudspeakers, 500W RMS, w/ TWS Bluetooth, DSP - Wiring Instructions