BST FIRST 2.1 Active Speaker System (400W)

Based on 53 Reviews

  • 1 x active 10"/25cm subwoofer in a bass cabinet with 20mm hole for midrange tube. 
  • Class D amplifier with DSP. 
  • 5 DSP presets (vocal-live1-live2-dj1-dj2). 
  • Inputs and outputs via Powercon connector. 
  • Link output via XLR to another amplifier. 
  • Separate level subwoofer and satellites. 
  • Adjustable crossover frequency for subwoofer (80Hz to 200Hz). 
  • Built-in limiter. 
  • LED indicator for all functions (power, protection, signal & limiter). 
  • Backlit BST logo (with on/off button). 
  • Mono/stereo function (via a button on the control panel). 
  • Built-in handle for easy transport. 
  • Satellites. 
  • 10cm (4") mid-high range speakers. 
  • Passive 2-way sub-filter and PTC protection circuit for mid-high range speaker. 
  • 9mm thick MDF cabinet with rough finish. 
  • Steel grill with acoustic fabric. 
  • Suitable for transport in car. 
  • Speaker cable for satellites included. 

€ 331,00

GLS - Pick-up-point €0
GLS - Home Delivery €10
GLS - Company Delivery €10

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Matching accessories



  • Complete active sound system. 
  • Large output. 
  • Perfect for the musician or dj. 
  • Includes stands and cables. 
  • Easy to use. 
  • Compact system that easily fits in a passenger car. 



  • 1 x active 10"/25cm subwoofer in a bass cabinet with 20mm hole for midrange tube. 
  • Class D amplifier with DSP. 
  • 5 DSP presets (vocal-live1-live2-dj1-dj2). 
  • Inputs and outputs via Powercon connector. 
  • Link output via XLR to another amplifier. 
  • Separate level subwoofer and satellites. 
  • Adjustable crossover frequency for subwoofer (80Hz to 200Hz). 
  • Built-in limiter. 
  • LED indicator for all functions (power, protection, signal & limiter). 
  • Backlit BST logo (with on/off button). 
  • Mono/stereo function (via a button on the control panel). 
  • Built-in handle for easy transport. 
  • Satellites. 
  • 10cm (4") mid-high range speakers. 
  • Passive 2-way sub-filter and PTC protection circuit for mid-high range speaker. 
  • 9mm thick MDF cabinet with rough finish. 
  • Steel grill with acoustic fabric. 
  • Suitable for transport in car. 
  • Speaker cable for satellites included. 


Model/Product no.: 17-2850
GTIN 5420047135087
Weight (kg) 16
Type Active
Charging time (hours) 0
Battery autonomy (hours) 0
NFC No
WiFi No
Airplay No
Wireless Subwoofer No
Impedance (ohm) 4
Frequency range 80 Hz - 200Hz
Rated power (watts) 400
Max / peak output power (watts) 400
IP-value 21

Sub    

  • System: 10" (25cm), bass-reflex
  • Frequency: 80 Hz - 200Hz
  • Power consumption: 400 W RMS
  • Impedance: 4 Ohms
  • Maximum SPL: 125 dB SPL peak
  • Sensitivity (1W/1m): 109 dB SPL
  • Transport     4x recessed handles
  • Size (D x W x H): 290 x 420 x 430mm
  • Weight: 12.5 kg
  • Power supply: 230Vac 50Hz

 

 

Sat    

  • System: 2-way, 4" (10cm) mid-high
  • Horn: 1" (2.5cm)
  • Magnet: 10oz.
  • Frequency: 150 Hz - 16 kHz
  • Power consumption / Impedance: 2x 80 W RMS / 8 ohms
  • Sensitivity (1W/1m): 109 dB SPL
  • Size (W x H x D): 150 x 155 x 160mm
  • Weight: 2.1 kg x2