SP-1812AP SP-158AP SP-K615AP SP-K618AP SP-1563AP SP-156AP
SP-155AP SP-115APM SP-112APM SPM-155AP SPM-152AP SPM-122AP

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PowerFull,131dB SPL !!
The 500Watts RMS of high efficent integrated Power delivered to internal 500Watt 15" transducers.
Especially designed for multi media-use, it is necessary to have a simple, flexible, enough to use anywhere with capability and complete system here the SPM155AP presents its unique advantages.
The mix section includes one for microphone channel and dual bridging CD/AUX input channel.
The enclosures are trapezoidal in shape and easily stack

  • 2-Way full-range system.
  • Mixing control board Built-in(Mic,Line Input with 3 band equailzer).
  • The one 2” inch exit compression drivers on a loaded Horn with molded enclosure
  • The internal crossover network frequency is 2kHz and 12dB/Octave.
  • The STK "CIRCUIT PRO" protects to HF Driver from accidental overload
  • Impact-resistant perforated steel grill.
  • Integral stand-mount adapter and carrying handle.
  • Flying eyebolt mounting points in the top and bottom.
  • 35mm pole mount receptacle on the bottom.
Model SPM-155AP
System configuration 2-Way Full Range
LF Components & Loading One SK15500 15” woofer, vented
HF Components & Loading One 2 inch voice coil compression driver
Operating Mode Active
Frequency Response  
±3 dB 54Hz ~ 19kHz
-10 dB 43Hz ~ 20kHz
Axial Sensitivity(dB SPL, 1 watt @ 1m) 102
Impedance(ohms) 8
Power Handling(Watts, Continuius) 500W
Power Handling(Watts, Peak) 2000W
Calculated SPL Limit(Referenced to 1 m)  
Peak 134dB
Long Term 128dB
Norminal Dispersion(degree@-6dB)  
Horizontal 80 °
Vertical 50 °
Optional Accessries 1 STK Pole "SPM35130"
Optional Accessries 2 STK Eyebolt "SEB08"
Optional Accessries 3 STK Stand "ST6180"
( ±0.13 inch / ±3 mm)
Height 690
Front width 452
Rear width 265
Depth 348
Shipping/CBM 0.1452
Net weight 28.1kg
Shipping weight 30.3 kg
Output Power  
8 ohm 500W
Frequency Response
20Hz ~ 30kHz
THD 20Hz~30kHz ≤0.05%
Hum & Noise ≥70 dB
Input Sensitivity MIC: -50dBu
CD/TAPE: 0 dBu
LINE: -10 dBu
Equalizer(+/-12dB) High: 10 kHz
Mid: 2.5 kHz
Low: 100 Hz
Damping Factor ≥300
Input impedance 1k ohm (Balanced XLR)
Connectors Input XLR, 1/4"TRS, Stereo RCA
Connector output XLR/TS 1/4" Phone(Line out)
Power Requirements 720 Watts
Special Features 1. Peak LED, Power LED
2. Variable speed Fan
3. Largest power supply capacitance
4. Thermal and full circuit protections.
*Specifications subject to change without notice.
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