Black Friday in JulyEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to content
Main Content
Specifications
  • RMS Power
    125 watts
  • Key Specs
    • RMS Power: 125 watts (The maximum amount of continuous power the device is able to handle.)
  • General
    • Brand: KEF
    • Model Number: KEF CI200TRB
    • Product Name: 8" Passive Subwoofer
    • Color: White
  • Audio
    • Minimum Frequency Response: 42 hertz (Describes the maximum range of frequencies or musical tones a product can reproduce, from very low tones to very high treble tones. The minimum frequency or musical tone the speaker can reproduce. High treble tones have higher frequencies while low tones and deep bass have lower frequencies.)
    • Maximum Frequency Response: 0.12 kilohertz (Describes the maximum range of frequencies or musical tones a product can reproduce, from very low tones to very high treble tones. The maximum frequency or musical tone the speaker can reproduce. High treble tones have higher frequencies while low tones and deep bass have lower frequencies.)
    • Sensitivity: 87 decibels
    • Impedance: 8 ohms (Describes the resistance of an electric signal throughout the system. Devices with low impedance require less power to deliver optimal signals but are more at risk for damage from overloading. Higher impedance requires more power but is more protected from overload damage.)
    • Speaker Type: In-Wall
    • Subwoofer Type: Passive (Passive subwoofers require an external amplifier, such as the one driving the main speakers in the system, for power. Active subwoofers, on the other hand, have a designated amplifier (one that isn't shared with other speakers) for power as well as line-level crossover.)
    • Enclosed: false
  • Features
    • Indoor Or Outdoor Use: Indoor (Indicates the appropriate environment product was designed to be used in.)
  • Connectivity
    • Subwoofer Connection Type: Banana Jack/Screw Terminals
    • Wireless: false
  • Dimensions
    • Product Height: 2.5 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 11.4 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Depth: 11.4 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
    • Product Weight: 3.8 pounds (The out of box weight of the item.)
  • Other
    • UPC: 637203212406

Install a large, powerful subwoofer system in tight spaces with this ultrathin 8-inch KEF subwoofer. It needs less than 2.375 inches of mounting depth for ceiling or wall locations, and it operates in passive mode or with power from a compatible amplifier. This KEF subwoofer has a paintable ultrathin bezel and a magnetic grille for discreet installation.

Speaker Buying Guide

  • 42-120Hz frequency response: Delivers booming lows for an immersive soundscape.
  • 87dB sensitivity: For powerful sound.
  • 8 ohms nominal impedance: Provides efficient conduction of power.
Whats Included
  • KEF 8" Passive Subwoofer

Q: What is the impedance of this subwoofer?

A: This subwoofer has a nominal impedance of 8 ohms.

Q: Does this subwoofer require a separate amplifier?

A: This subwoofer can operate in passive mode or with power from a compatible amplifier.

Q: How much power can this subwoofer handle?

A: This subwoofer has an RMS power handling of 125 watts.

Q: What type of connection does this subwoofer use?

A: This subwoofer uses banana jack/screw terminals for connection.

Q: What is the sensitivity rating of this subwoofer?

A: This subwoofer has a sensitivity of 87dB.

Q: What is the frequency response range of this KEF subwoofer?

A: This KEF subwoofer has a frequency response of 42-120Hz.

KEF - 8" Passive Subwoofer - White

Model: KEF CI200TRB
SKU: 6221822
$499.99
Availability
Fulfillment Options
Order now for pickup on Thu, Jul 17 at
Items are covered under Best Buy's Return & Exchange Promise
No content
No content
Sponsored

Compare similar products

KEF - 8" Passive Subwoofer - White
KEF - 8" Passive Subwoofer - White
4.0(1)

$499.99

Install a large, powerful subwoofer system in tight spaces with this ultrathin 8-inch KEF subwoofer. It needs less than 2.375 inches of mounting depth for ceiling or wall locations, and it operates in passive mode or with power from a compatible amplifier. This KEF subwoofer has a paintable ultrathin bezel and a magnetic grille for discreet installation.

SVS - SB-1000 Pro Subwoofer - Black Ash

$599.99

Breathtaking bass and stunning musicality from a compact 13-inch enclosure with state-of-the-art features that redefine subwoofer performance at their price and beyond. A true powerhouse with legendary performance pedigree that punches well above its class, the SB-1000 Pro subwoofer features an SVS Sledge Amplifier with fully discrete MOSFET output and sophisticated 50 MHz DSP for pristine, room-energizing bass. A reimagined 12-inch high-excursion driver takes control of a room with heart-pounding, tonally accurate output for more immersive listening experiences. Also includes SVS subwoofer DSP smartphone app for tuning and control

KEF - KUBE 8 MIE Subwoofer (Each) - Black
4.0(1)

$699.99

KEF’s Music Integrity Engine is a proprietary suite of in-house written DSP (Digital Signal Processing) algorithms, serving as the mastermind behind the detailed and accurate sound that characterises our wireless speakers and subwoofers. Kube delivers more depth, greater output and increased dynamics than ever.

REL - TZERO MKIII - High Gloss White
4.8(17)

$499

Tzero MKIII is every bit a true REL, just smaller.  It enriches even modest systems with power and natural bass by bringing the quality and full REL connectivity suite along with an all-new aluminum cone that provides much greater stiffness to the driver for punch and a powerful, reliable Class D amplifier, all at an attractive price point and size. Ideal for apartments, flats, studies, anywhere space is limited.

Pros for KEF - 8" Passive Subwoofer - White
There were no pros for this productSound Quality, Bass, Ease of use, AppThere were no pros for this productSound Quality
Cons for KEF - 8" Passive Subwoofer - White
There were no cons for this productSize, PriceThere were no cons for this productThere were no cons for this product

Specs

Compare Additional Products
Sponsored

Reviews

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 4 out of 5 stars

    KEF subwoofer review

    Very nice sound. Used 2 for a 7.2 channel sound. Integrated well with my Yamaha receiver.

    Posted by subwoofer

Similar products from outside of Best Buy

sponsored