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The VP150 are ideal for a wide variety of installed sound applications such as paging, background/foreground music distribution and music messaging-on-hold.
Designed high performance with wide frequency response, very quite noise level and excellent output regulation with high quality Barrier Strip Speaker connection for 70V/100V. Steel case 2U space rack mountable

  • 5 CH 8 input configurations.
  • STK Studio Quality Mic Preamps.
  • Ultra Low Noise circuit board design “ STK STANDARD”.
  • Auto-Mute Function allows voice activated paging overdide of AUX and tele Inputs.
  • Auto-mute sense control for adjusting mute activation threshold.
  • 5 digit LED meters are present for channel input level and output level.
  • Over sized high efficient heatsink a convection cooling.
  • Lowest in-rush trodial X-formers.
  • FET control quiet power on/off muting circuit.
  • Sustained low impedance capability power supply and output stage.
Model VP-150
Rated Power
(50-18kHz) at 1kHz 150Watts
4 ohm 24.5V
8 ohm 34.7V
32.5ohm 70V
66.5 ohm 100V
Aux input to power amp output(at 1kHz) 0.1%
Mono Mic 3(1 XLR, 2 1/4" Phone jacks)
Stereo line N/A
Tel in 2 Block Barier Strip
AUX in 2 (AUX 1;Dual RCA, AUX 2;1/4" Phone Jack)
(1/4” TRS are Bal./Unbal.except*)
Speaker Outputs 6 Block Barier Strip(4/8/70V/100V,com)
Line Output 1/4" Phone Jack
Signal to Noise Ratio ≥80 dB
Adjacent inputs or input to output 70 dB
Frequency Response  
50Hz to 18kHz(Power Amp Section) +0, -3dB
Input Sensitivity  
Mic Preamp Input -50 dBu
All Other inputs AUX1 : -6dB, AUX2: 0 dB, Tel In : 0dB
Mic Preamp Input 3k Bal.
All Other input >4.7k
Equalization 2 Band
Low EQ 100 Hz +/-12dB
Mid EQ N/A
Hi EQ 10 kHz +/-12dB
Power supply  
Power Requirements 210Watts
Dimension(WxHxD) 483 x 88 x 270
Shipping/CBM 0.0419
Net Weight 10.44kg
Shipping Weight 12.14kg
*Specifications subject to change without notice.
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