Q Acoustics Q Active 400 is a 2-way Powered Bass Reflex Floor-standing speaker by Q Acoustics. It was released in 2020. Q Active 400's built-in amplifier provides 140-watt RMS( 440-watt Peak). The built-in power amplifier saves space & eliminates the need to connect Q Acoustics Q Active 400 to a stereo receiver or external power amp. It features a 2.25" BMR full-range Tweeter and 2 x 4.5" Paper composite Woofer.
Active floorstander: two 114 mm woofers and two 58 mm BMR full-range drivers per side, crossed at 150 Hz, fed over a 5.8 GHz wireless link from a hub with HDMI ARC, optical and a switchable phono stage. 140 W continuous per speaker.
The speaker has a frequency range of 35-20k Hz. Q Acoustics Q Active 400 has an MSRP of 799$ per pair.
Q Acoustics's Q Active Series of Loudspeakers
Q Active 400 is a member of Q Acoustics's Q Active series of Powered speakers. Below you can see the main specs of these speakers.
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Frequency Response of the Q Acoustics Q Active 400 Speaker
Q Acoustics Q Active 400 has a Frequency response range of 35-20k Hz at ±3dB. With a minimum frequency of 35 Hz, Q Active 400 delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.
To focus on the subwoofers that are in a similar price range with Q Acoustics Q Active 400, check out the Powered Subwoofers under $1000. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how Q Active 400's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Floor-standing Speakers
High Frequency
Floor-standing Speakers
Crossover frequency of the Q Acoustics Q Active 400?
The Crossover frequency of the Q Active 400 is set to 150Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.
Inputs and Outputs
- USB Port:
- Subwoofer Output
- Digital Input:
- HDMI Input:
- Headphone Jack:
- Ethernet Port
Q Acoustics Q Active 400 External Dimensions and Weight
Q Acoustics Q Active 400 has external dimensions of (Height x Width x Depth) 32-1/2 x 12-5/8 x 11-7/16inch (825.0 x 320.0 x 290.0mm ).
Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited.
The base area of Q Acoustics Q Active 400 is approximately 928.0cm2 / 143.8inch2.
WeightThe Q Acoustics Q Active 400 weighs 17.50kg / 38.5lbs per piece. Here is a comparison of how Q Active 400's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $1000
Cabinet type and Materials
Q Acoustics Q Active 400 has a
Bass Reflex type cabinet. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.
Port Position
Q Acoustics Q Active 400 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe.
Does the Q Acoustics Q Active 400 come with a Grille?
Q Active 400 comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.
Recommended Accessories
Here is a list of accessories that we think you may need for the Q Acoustics Q Active 400.
Official Product Page
Official manufacturer's product page for the Q Acoustics Q Active 400 speaker can be found below:
Official Product Page for Q Acoustics Q Active 400
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.