SE Audiotechnik B 15 Speaker

SE Audiotechnik B 15 is a 1-way passive subwoofer with a 15-inch bass driver, designed to provide deep, solid and stable bass for professional performance, hall and event sound systems.

With a maximum power of up to 1600W and a sensitivity of 98dB, the product is not only powerful but also flexible in system setup, supporting stacking and pole mount, suitable for many different configurations.

Outstanding features of Sub SE Audiotechnik B 15

The SE Audiotechnik B 15 speaker is designed for performance and durability, integrating a series of technologies and structures optimized for professional performance needs. Here are some of the outstanding advantages of the product:

• The installation process of 15″ driver 3 inch coil vented box combination helps reproduce the bass range from 33Hz to 160Hz, for thick and strong bass.
• Continuous capacity 400W, peak power up to 1600W, high sensitivity 98dB, for maximum SPL 136dB, meet large spaces.
• Omnidirectional sound coverage (Omnidirectional) provides even sound dispersion throughout the space, ideal for open stages.
• Speaker box made from plywood 15–18mm, paint coating black/white polyurea shockproof, moistureproof, meet tour conditions.
• Flexible connection system with 4 Neutrik speakON NL4 ports, wiring split channel 1+/1– and 2+/2– Optimize daisy chain connection.
• Fully equipped with expansion accessories: stacking frame, pole bar, transport dolly, flight case, cover, allowing for flexible deployment.

Detailed review of SE Audiotechnik B 15 Speaker

Optimized design and durability for professional environments

The SE Audiotechnik B 15 loudspeaker is designed to survive in harsh acoustic environments. Measuring 514 × 494 × 650 mm and weighing 30 kg, the B 15 is easy to move thanks to its ergonomic handle and optional wheels. The cabinet is coated with high-quality polyurea paint – a material commonly used in military equipment – making it scratch-resistant, waterproof and impact-resistant.

In addition, the intelligent stacking system with secure fulcrum, M20 foot holes and top recess stacking design makes the B 15 easy to integrate with array or full-range speaker modules, enhancing the performance of the entire system.

Superior power sound configuration, extended bass

The SE Audiotechnik B 15 features a 15-inch bass driver with a 3-inch voice coil, which increases linearity and reduces distortion when operating at high power. A wide frequency range of 33Hz to 160Hz (-10dB) allows for both sub-bass and low-mid reproduction, supporting a deep sound system.

With 400W RMS power and 1600W Peak Power, the B 15 ensures powerful yet stable volume. In particular, the sensitivity of 98dB and maximum SPL of up to 136dB allows for use in large stage spaces, without the need for too many speakers to achieve the desired volume.

Bass performance is solid, clean, and powerful

In actual operation, the SE Audiotechnik B 15 Speaker delivers highly accurate bass, good impact and very little rebound. The vented cabinet design reduces negative resonance, supporting the driver to operate more effectively in the subwoofer range. Thanks to the omnidirectional sound coverage, the sound is evenly distributed throughout the auditorium, without being concentrated in one point or lacking bass at the edges.

When paired with full-range models like the L 35 or M-F3A PRO, the B 15 acts as a solid foundation, reproducing a rich bass base while remaining clean and controlled.

Connect & integrate industry standard systems, diverse scenarios

A big plus of the SE Audiotechnik B 15 is the connection system using the Neutrik speakON NL4 standard, ensuring durability and stable signal transmission.

The arrangement of 4 speakON ports with clear wiring (1+/1– for driver, 2+/2– for link channel) allows users to connect multiple speakers in parallel, minimizing tangled wires.

In particular, stacking frame compatibility with M-F3A PRO or L 35 allows for easy system configuration expansion, saving installation space.

Expandability and professional standardized synchronization accessories

SE Audiotechnik doesn't just sell speakers, it offers a full ecosystem of accessories for the B 15. Users can choose from a stacking frame to pair with array speakers, an SPS20 pole bar to mount full range speakers above, or the B 15 TD dolly and B 15 FC flight case for long distance transport.

There are even transport karts for 3–6 speakers at once, which is perfect for equipment rental companies. This is a rare advantage among other speaker brands in the same segment.

Practical application of SE Audiotechnik B 15 Subwoofer

As a subwoofer designed specifically for professional stages and events, the B 15 shows outstanding flexibility when installed in a variety of sound systems.

• Line array system for theaters, halls, outdoor stages.
• Bars, lounges, clubs require strong bass.
• High-end business karaoke sound system.
• Touring system, need fast and compact transportation.
• Outdoor stage / event cinema projection system.

Where to buy genuine, reputable SE Audiotechnik B 15 speakers?

To own genuine SE Audiotechnik B 15 speakers, users should choose distributors with many years of experience in the audio industry and are officially authorized by the company.

In Vietnam, Phuc Truong Audio is one of the prestigious units specializing in providing imported SE Audiotechnik speaker lines, with full CO-CQ certification, VAT invoices and transparent warranty policies. When purchasing here, customers can not only be assured of the origin of the product but also receive technical support before - during - and after installation.

Phuc Truong Audio Showroom in Ho Chi Minh City is fully equipped with a real-life experience space, allowing customers to directly listen to the sound quality of the B 15 in many different system configurations.

The team of technicians here has in-depth knowledge of sound mixing and processing, will enthusiastically advise you to choose the right power main, signal processing equipment and layout plan suitable for actual usage needs. In addition, Phuc Truong Audio also supports nationwide delivery, on-site installation, free system calibration and commits to not selling floating products of unknown origin.

FAQ

Can the SE Audiotechnik B 15 speakers work independently?

No. This is one. subwoofer passive (1-way passive) so must be combined with power main (power amplifier) is suitable to maximize performance. In addition, because there is no integrated crossover circuit, users should use additional digital echo or DSP processor with frequency division function to separate the bass range for the sub.

Which spaces is SE Audiotechnik B 15 suitable for?

The B 15 speaker is ideal for spaces from 30 to 100 square meters, including sounding board small, hall sound, bars, lounges or high-end business karaoke rooms. With a maximum SPL of up to 136dB, the product is fully capable of meeting the needs of high volume and strong bass without distortion.

What other speakers can I pair the SE Audiotechnik B 15 with?

The B 15 is designed to be perfectly compatible with the M-F3A PRO or full speaker SE L 35 same brand, through the stacking frame system. In addition, the product can also be paired with other speaker lines if the user clearly understands the technical specifications, especially the power and impedance of the system.

Does the speaker have built-in wireless connectivity?

No. It is a line. subwoofer professional, SE Audiotechnik B 15 does not integrate any wireless connection module. All connections use the Neutrik speakON NL4 industry standard, ensuring high stability when operating continuously in stage and performance environments.