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JBL Cinema SB400 Soundbar Speaker System Review


Sound performance is one of mans greatest innovations. Primarily because of our inherent ability to boost the sound to provide artistic beauty to music, movies, games, live performance or any other media. JBL Cinema Audio Inc has been around since 1972 and with an excellent pedigree for recreating the music and customizing sound through its innovations and technology. JBL Cinema Audio Inc is one of the best manufacturers of quality audio and sound effects at a very affordable price. JBL Cinema Audio brings you the JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM subwoofer which is a 12 inch Dynamic Balance woofer. If you want to enhance the sound performance in your home, then JBL Cinema Audio SB400 subwoofer is the best solution. This subwoofer product is one of the best subwoofer brand recommended for any room.

Features of JBL Cinema SB400 Soundbar Speaker System - Black

JBL Cinema Audio is one of the pioneers when it comes to innovating groundbreaking music gadgets. From the creators of the best home audio and automobile speakers comes SB400. The sound boost provided by this woofer offers artistic beauty to music, movies, games or any other media. Here are some of the critical features of the subwoofer:

  • Heart Thumping Music with Deep, Powerful Bass:

JBL Cinema Audios JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM Subwoofers 12-inch dynamic balance woofer sounds exceptional because it's built sturdier and better. It provides you with suitable music experience. It is uniquely designed and has ports that developed such which provide high-quality audio and sound quality. The powerful bass generated from this gadget gives the sound an added depth that makes your music experience surreal, be it watching movies, listening to music or playing games. A perfect companion for all sized rooms.

  • Accurate Sound Reproductions:

Enjoy an enthralling music experience thanks to the well- balanced, rich, deep-sound at lower frequencies. Be it delicate, melodious string music or solid blasts and booms from bombs and bullets or chimed aria, this subwoofer picks the subtleties between different types of sound precisely and reproduces them with absolute precision. It also picks the octaves accurately as well, especially the lower ones. It can blend easily with any speaker and can play the most demanding nodes effortlessly without distorting the music. The PSW series subwoofers are well polished and come with systems that are well composed of other JBL Cinema loudspeakers. The bass output is crystal clear, precise, detailed and clear without being overly loud. Its nimble, and for any genre of music, you throw at it.

  • Powerful:

The JBL Cinema SB400 Soundbar Speaker System - Black is driven by 460 watts power. The JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM gives high performance with impactful sounds without ant distortion. Inspired by the immensely powerful circuitry, the JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM has a high current amplifier and a low pass filter to give you high quality and seamless music experience. The low pass filter does not allow the bass to lose the quality even at frequencies below 35 Hz. The sophisticated engineering accompanied with the bleeding edge resonance-free driver makes the subwoofer a premium gadget.

  • Versatile and Fully Loaded:

The JBL Cinema SB400 Soundbar Speaker System - Black comes with a detachable grille, and it back has magnetically shielded LFE input for noisy signal aversion, line and speaker level inputs and outputs and a phase toggle switch designed for running multiple subwoofers simultaneously.

  • Sleek Design:

The JBL Cinema SB400 Soundbar Speaker System - Black strictly has a minimalistic design. The casting is made from an MDF cube with 18 mm dimension that looks like a black oak. The body is mounted on a metal support. The 25 mm MDF faceplate, which is silver-painted, is placed on the front and protected by a black grille that is easily removable. The grille frame is made from recyclable plastic which is attached to the cabinet with a plastic pin and a rubber grommet arrangement. Under the mesh, there is a 12-inch driver with a cellulose diffuser coated with a polymer layer and a flat central input which is dustproof. It has a thick front wall to ease the vibrations. The left and the right side are whole and do not have any element. The back panel consists of an MDF and metal part where the subwoofer controls are located. There is a power toggle with three positions: on, off, and auto. The main power switch, a switch phase toggle and the volume controller are situated on a metal panel. The screw terminals and the high amplitude inputs and outputs are short circuited in pairs. There are two line inputs and an LFE input for the first signal that comes from the AV receiver, which is on a metal panel. The weight of the subwoofer is 40 pounds.

  • Easy to Integrate:

You dont have to worry about the subwoofer not working with some of your devices. It is easy to integrate as it can be connected to a variety of electronic devices. Hook this sub up to the receiver and notice the difference immediately. Both of the inputs can be connected to a recommended RCA cable, or you can make use of the single subwoofer output cable to use it as an input in either way. The next thing you would want to do is adjust the variable low pass filter to the highest frequency obtainable. It is essential to change to the highest possible rate, so the internal low pass filter will be above the low pass frequency your receiver receives. Unwavering 60-120 hertz crossover and 60-120 hertz (-3dB) frequency response. The glossy and detachable grille on the front, speaker and line-level inputs, as well as the speaker level outputs on the back plus a Phase Toggle Switch for multiple subwoofers, make this subwoofer tenacious and complete.

  • Spec Sheet:

The JBL Cinema SB400 Soundbar Speaker System - Black is not only a beast on paper but is also overwhelming when it comes to performance. It has volume/gain control, variable low pass filter (60-120 Hz), three position power switch (off, auto and on), has a phase flip switch, RCA line inputs and also has speaker level inputs and outputs that you have to wire. It is an active amplification type subwoofer and has detachable grilles. The nominal output power in RMS is 250 watts, and the maximum output power in RMS is 480 watts. The audio amplifier output power is 360, which is sufficient for your audio needs. In terms of audio performance, it has 85 dB audio sensitivity meaning you wont be missing out those lower octaves. It has got an impedance of 4 ohms. The frequency response ranges from 25 Hz to 160 Hz, while the crossover frequency range is from 60 Hz to 125 Hz. It has got a single audio driver who is 12 inches in size. The driver is placed on the front panel behind the grille. It lacks a port placement, however. As for the connections, it has got one RCS LFE input and one RCA stereo line level input pair. The RCA outputs and the XLR inputs and output pairs are missing. It has got two pairs of speaker outputs and two pairs of speaker inputs. As for the controls, it has got a volume control, a subwoofer phase, a low pass filter and the main power switch. For the body material, it has got an MDF to build, and the woofer is made of polymer. Its available in black and has a sealed enclosure. As for the dimensions, it has got a height of 40.9 cm, offers a width of 46.2 cm or 18.2 inches. It weighs around 19.5 kg or 43 pounds. But what separates it from the competition is the <1% distortion rate which makes it a premium tier subwoofer.

  • Performance:

You know the specs, time to dive into the performance... It simply blows away its competition effortlessly. Its likeable not only for its sleek and glossy finish but also for the power it packs. Its small and medium sized chambers provide exceptional value to anyone who is looking for an upgrade for their home theatres sound quality. It has a pro audio subwoofer frequency response. JBL Cinema Audio has higher performance compared to the other 35 Hz subwoofers. Even with a frequency as low as 35 Hz, it's bass belabours so well you will be left amazed by the sound it generates. The subwoofer provides a premium experience for a reasonable price tag. You get to hear the bass with clarity without stressing your ears. Its sound quality is sui generis and can be felt at every corner of your room. Shoot it up with high efficiency and pair it up with a small amplifier and it is very much capable of "shaking the whole house" with its sound output.


The JBL Cinema Audio, JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM, is equipped with smart sensing circuitry that automatically turns off the device when there is power outage or fluctuation. This automation feature helps to avert any damage that could have been caused due to the power surge. It also turns on automatically when the power is restored or stabilized. The safety of your JBL Cinema SB400 Soundbar Speaker System - Black is guaranteed whenever any unforeseen incident occurs.

The JBL Cinema Audio JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM has a wide amplitude of frequency from 23 Hz to 160 Hz and is able to generate the low-end bass noted with incredible clarity. This, along with the fact that it produces deep sounds, make your musical experience blissful. For a rich sound in the house, it's only necessary to shift the volume control slightly. The more you twist it, the more the house trembles. To achieve maximum clarity of bass, JBL Cinema JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM is guided by the possibilities of satellites. It does not lose clarity for frequencies even below 35 Hz. When you raise the volume by and the frequency to the middle position, the sound becomes crystal clear, crisp and distinct. The bass guitar and the percussion instruments are loud and clear. Music with JBL Cinema JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM sounds clean; bit and bass in hip-hop compositions sound exactly, and in the records of rock concerts you can hear even the squeak of bass guitar strings.

The settable low-pass crossover also assists with tuning to synchronize JBL Cinema Audio JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM along with your surround sound speakers for the most excellent sound performance. In broadband mode, at a deficient volume, the sound loses support; when the level is raised, the emphasis is on the upper part of the bass register. In the cinema, you can operate the volume level more freely. Even when the volume is raised, the bass stays where it should be, and does not mutate at medium frequencies. The subwoofer fully reveals the sound effects in the movie. Explosions, engine sounds, and background music are reproduced and create the effect of full immersion. The low frequencies of this subwoofer can be felt throughout the large room in a strict sense. The sub produces such a bass that hits so hard to add depth and impact to the overall sound quality.

Whats new in the JBL Cinema SB400 Soundbar Speaker System - Black?

  • Has two modes of Automatic Activation on signal and the turn of the volume controller.
  • Automatic disconnection of the subwoofer when it is not available for 15 minutes.
  • It is made of robust materials which allow it to sustain maximum load while operating.
  • The control layout is logical, and the toggle switches and rotary knobs have a quality feel and smooth operation.
  • A full and long phase amplifier significantly reduces noise and distortion.
  • It also provides an extension of the low-frequency range due to the resonance of this tube at a frequency below the reproduced by the loudspeaker.

Who is the JBL Cinema SB400 Soundbar Speaker System - Black for?

The JBL Cinema SB400 Soundbar Speaker System - Black is for everyone who loves music especially for audiophiles looking to get a bang for the buck. The JBL Cinema SB400 Soundbar Speaker System - Blacks deep bass capabilities were impressive, and it's definition and control is out of the world. Its a perfect match for the smaller music system and helps reinforce the lower octaves. Buy this to augment decent bookshelf speakers in a small to medium space, and you wont be disappointed. It has the best value for money.

Customer review of the Product:

This thing shakes my entire APT to the point where I will be evicted if I don't keep the volume down on this thing!, wrote Arct1c0n.

Worth every penny AudioRumble

Its not a surprise that the JBL Cinema Audio JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM is well-liked and popular among the customers and critics. Its global availability along with its jaw-dropping specs, and extended warranty has made it a must-have on every music lovers' Wishlist. For a hundred bucks its just too good to complain.

Overall Review Of the Product:

JBL Cinema Audio JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM is a fantastic subwoofer for its money. It has a considerable reserve of power, which will be enough even for a huge home cinema. This subwoofer has all the necessary connectors and controls that make it easier to connect to any audio system. JBL Cinema JBL CINEMA SB400 SOUNDBAR SPEAKER SYSTEM has a strict and restrained design which will allow it to integrate into the interior of the home seamlessly.

Where to get one?

Amazon: Cinema -Audio-12-Inch-Powered-Subwoofer/dp/B000092TT0/

Brand     Speaker

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