KEF CI200QSB-THX Subwoofer

( Brand: Kef ), ( Manufacturer Part Number: CI200QSB-THX ), ( Shape: Square ), ( System Configuration: 1 Subwoofer ), ( Color: White ), ( Compatible Model: Kef Kasa500 System Amplifier ), ( Surround Sound Formats: Thx ), ( Type: Subwoofer ), ( Audio Inputs: Banana Jack ), ( Item Height: 9.37 In ), ( Connectivity: Wired ), ( Item Weight: 7.28 Lbs. )

Review KEF Subwoofer One

Introducing the KEF CI200QSB-THX In-Ceiling Active Subwoofer, a groundbreaking addition to your home theater system that delivers powerful and dynamic bass performance. This subwoofer, engineered by renowned British speaker manufacturer KEF in collaboration with THX, is designed to seamlessly blend in with your decor while providing an exceptional cinematic experience.

The CI200QSB-THX is an in-ceiling subwoofer, meaning it can be discreetly installed into your ceiling, leaving your living space uncluttered by bulky speakers and wires. The subwoofer features a sleek, modern design, with a white paintable grille that can blend effortlessly into any room.

Underneath its unassuming exterior lies a powerful 10-inch (254mm) driver, capable of delivering deep, powerful bass down to an impressive 25Hz frequency. This low-frequency extension ensures that every explosion, every rumble, and every roar in your favorite action movies or music will be felt as well as heard.

The KEF CI200QSB-THX also boasts advanced DSP (Digital Signal Processing) technology, which optimizes the subwoofer's performance based on the specific acoustic characteristics of your room. This results in a more accurate and balanced sound, enhancing your overall listening experience.

Installation is a breeze, thanks to the subwoofer's built-in 328W Class D amplifier and the THX Loudspeaker Leveling (LL2) technology. This feature automatically adjusts the subwoofer's volume to match the volume level of your main speakers, ensuring consistent and balanced sound throughout your system.

Additionally, the CI200QSB-THX offers flexible connection options, including LFE (Low-Frequency Effects) and stereo RCA inputs, as well as a bass EQ control to fine-tune the bass response to your preferences.

In summary, the KEF CI200QSB-THX In-Ceiling Active Subwoofer is an elegantly designed, high-performance subwoofer that offers deep, powerful bass and easy installation, making it an ideal choice for anyone looking to enhance their home theater system with discreet, yet impactful sound.

The KEF CI200QSB-THX is a compact, in-ceiling subwoofer designed for home theater applications. Here are some pros and cons that might help you decide if this subwoofer is the right choice for your setup:

1. Discreet design: The CI200QSB-THX is designed to be installed in-ceiling, making it an excellent choice for those who want to hide their subwoofer and maintain a clean, minimalist aesthetic in their home theater.

2. THX certification: The subwoofer is THX certified, which means it has been tested and approved by THX, a leading certification organization for home theater equipment. THX certification ensures that the subwoofer meets specific performance and quality standards.

3. High power handling: The CI200QSB-THX is capable of handling up to 200 watts RMS, which is impressive for a compact subwoofer. This high power handling allows the subwoofer to deliver deep, powerful bass.

4. Flexible installation: The subwoofer comes with a number of mounting options, including dog ear, angle, and flush mounting, making it easy to install in a variety of different ceiling types and configurations.

5. Excellent build quality: KEF is known for its high-quality build materials and attention to detail, and the CI200QSB-THX is no exception. The subwoofer is well-built and should last for many years with proper care.

1. Price: The CI200QSB-THX is a premium subwoofer, and its price reflects its high-end features and build quality. If you're on a tight budget, there may be other options that are more affordable.

2. Size: While the CI200QSB-THX is compact compared to traditional subwoofers, it is still larger than some other in-ceiling models. If you have limited ceiling space or difficulty accessing the area where you plan to install the subwoofer, this may be a disadvantage.

3. Limited connectivity options: The subwoofer only comes with a single LFE input, which may limit its compatibility with some home theater receivers or soundbars that use other connectivity options.

The KEF CI200QSB-THX is a high-performance, discreet subwoofer that is ideal for those who want to enhance their home theater system without sacrificing aesthetics. Its THX certification, high power handling, and flexible installation options make it a great choice for serious home theater enthusiasts, while its premium build quality ensures that it will last for many years. However, its high price and limited connectivity options may be a disadvantage for some.

If you're in the market for a high-end in-ceiling subwoofer and have the budget for it, the KEF CI200QSB-THX is an excellent choice. Its deep, powerful bass, discreet design, and flexible installation options make it a great addition to any home theater setup. However, if you're on a tighter budget or have limited ceiling space, there may be other, more affordable options that are better suited to your needs. In that case, it's worth considering other in-ceiling subwoofers or even traditional, standalone subwoofers that may offer more affordable alternatives with similar performance.

Details:

Ships with paint shield and grille. Unit is brand new and open box.

part #: ci200qsb prices

• $809.99-$1099.99

specifications shuspea:

• brand: Kef
• mpn: Ci200qsb-thx
• shape: Square
• system configuration: 1 Subwoofer
• color: White
• compatible model: Kef Kasa500 System Amplifier
• surround sound formats: Thx
• type: Subwoofer
• audio inputs: Banana Jack
• item height: 9.37 In
• connectivity: Wired
• item weight: 7.28 Lbs.

shipping shuspea:

• type: Fixed
• carrier: USPS
• service: USPS Ground Advantage
• transit: 5-11 Days
• class: Standard
• cost: $45.00

offer shuspea:

• quantity: 1
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: October 26, 2025

payments shuspea:

• other
• credit card: Visa
• wallet: Apple-pay

returns shuspea:

• policy: No Returns

seller shuspea:

• city: Mission Viejo, California
• # reviews: 669
• rating: 100.0%

general shuspea:

• condition: Open box
• TV, Video Home Audio > Home Audio > Home Speakers Subwoofers

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