Active high-end
15" sealed subwoofer
SMSG15

ACTIVELFE
Awarded for exceptional
quality and performance
The SMSG15 convinces in every aspect, whether in high-profile home theater systems or the editors of renowned worldwide magazines. Awesome performance paired with excellent sound quality dressed in an amazingly compact enclosure - these are the main traits of this successful and award-winning Subwoofer.
The custom built 15-inch high-tech woofer is equipped with an extremely strong neodymium magnet and 4" Voice-coil. This motor offers exceptional high acceleration and control with a linear stroke of record-breaking 36mm.
Thus, this unique driver even moves significantly more air than bigger standard 18" subwoofers. Its bass impact and authority are really stunning. The sealed and DSP controlled SMSG15 with its 1000 watts of power impresses with speed refinement and autority. Remarkable with which timing and resolution the SMSG15 plays also the lowest lows right to the point. With these outstanding features it is ideally suited for all music or cinema applications and modern 3D sound formats such as Dolby Atmos, Auro 3D or DTS:X. The qualities of this powerhouse also enhances high-quality stereo high-end systems.
SMSG15 – A high-tech Sub – compact, fast, abyssal and impressive.
Specifications (selection)
Speaker type | Custom-built 15“ woofer, 10cm voice coil, 36mm linear excursion, with AIA Speaker Management technology |
Principle | Sealed |
SPL | 117dB Cont. / 120dB Peak |
Frequency range | 18Hz to 200Hz |
Amplifier | 1000W |
Width x Height x Depth | 430 x 500 x 460mm |
Weight | 32kg |

Alternative version
of the SMSG15
in 31cm shallow enclosure
SMSG15 WL

ACTIVELFE
Developed specially for near wall installation in a shallower enclosure with equal performance and identical sound quality as the SMSG15
Specifications (selection)
Speaker type | Custom-built 15“ woofer, 10cm voice coil, 32mm linear excursion, with AIA Speaker Management technology |
Principle | Sealed |
SPL | 117dB Cont. / 120dB Peak |
Frequency range | 18Hz to 200Hz |
Amplifier | 1000W |
Width x Height x Depth | 470 x 700 x 310mm |
Weight | 33kg |

Alternative version
of the SMSG15
in 24cm shallow enclosure
SMSG15 CH

ACTIVELFE
Developed specially for marine or in room applications where powerful shallow depth subwoofer in a sleek enclosure with equal performance and identical sound quality to the SMSG15 are needed.
Specifications (selection)
Speaker type | Custom-built 15“ woofer, 10cm voice coil, 36mm linear excursion, with AIA Speaker Management technology |
Principle | Sealed |
SPL | 117dB Cont. / 120dB Peak |
Frequency range | 18Hz to 200Hz |
Amplifier | 1000W |
Width x Height x Depth | 430 x 1100 x 240mm |
Weight | 35kg |
