3 Inch Enclosed Subwoofer with 2.1 Channel Class-D Amplifier

Brand Name
MISCO System Solutions
Model #
70200, 90109
Part #
BJ21-06
In stock
$129.90

Amplify your sounds in the smallest of spaces! The BJ21-06 is the smallest powered subwoofer available, sporting a 3” mass loaded driver powered by a 2.1 channel, class-D plate amplifier, and fit into a compact, ported MDF enclosure. This enclosure includes attached vibration dampened brackets, keeping your sound clear and free of excess buzzing or ringing.

  • 3” subwoofer
  • 2.1 channel, class-D, plate amplifier
  • MDF ported enclosure (8 x 4 x 4”)
  • Vibration dampened brackets

This product uses MISCO Amplifier 93105

Download Product Specifications (PDF) »

More Information
Brand Name MISCO System Solutions
Model # 70200, 90109
Speaker System Type Subwoofer
Enclosed Woofer Style Ported
Subwoofer Type Powered [active]
RoHS Compliant Yes
Digital Signal Processing No
Audio Signal Input Analog
Audio System - Number of Channels 2.1 (Stereo Sub)
System Frequency Response 35 - 20kHz
Sub-Woofer Description 3" sub-woofer driver
Sub-Woofer Impedance 4 Ohms
Enclosure Style Ported
Sub-Woofer Frequency Range 35 - 20,000 kHz
Size, Enclosure H,W,L (inches & mm) 4 x 3.25 x 8" (102 x 83 x 203 mm)
Amplifier Style Enclosed
Amplifier Description 2.1 channel amplifier
Amplifier Class Type Class-D
PCB Size (HxWxL) (mm) 0.98 x 4.25 x 6.3" (25 x 108 x 67 mm)
Amplifier Channel Count 2.1 Stereo with Subwoofer
Audio Input Analog input
Digital Input S/PDIF No
8 Ω both HF channels driven (Watts RMS) 10
Total Low Frequency (Sub-woofer) Output Power per channel into 4 Ω. (Watts) 7
Recommended Voltage (VDC) 15
Recommended Current (A) 2
Recommended Power (W) 30
Connectors / Termination - Speaker Input 3.5 mm audio jack
Connectors / Termination - Speaker Output L/R: RCA Plug, Sub: Quick disconnects attached to the amplifier
Barrel Plug Connector Size (mm) 2