Specs:

KEF CI200QSb-THX | SPECIAL ORDER In-Wall Subwoofer, Pair


• Nominal Impedance: 6 Ohm - Passive Mode (Crossover "ON"), N/A - Active Mode (KASA500)
  
• Sensitivity: 85dB - Passive Mode (Crossover "ON"), N/A - Active Mode (KASA500)
  
• Frequency Response: 40Hz-100Hz - Passive Mode (Crossover "ON"), 18Hz-140Hz - Active Mode (KASA500)
  
• Crossover Frequencies: 100Hz - Passive Mode (Crossover "ON"), N/A - Active Mode (KASA500)
  
• Drive Units: LF: 200mm (8 in.)
  
• Recommended Amplifier Power: 10-150W - Passive Mode (Crossover "ON"), KASA500 - Active Mode (KASA500)
  
• Product External Dimensions: Diameter: 273 x 273 x 106 mm (10.75 x 10.75 x 4.17 in.)
  
• Cut-Out Dimensions H x W: 238 x 238 mm (9.37 x 9.37 in.)
  
• Mounting Depth From Surface: 101.6mm (4 in.)
  
• Optional Rough In Frame: RIF200S
  
• Net Weight: 3.3kg (7.28 lbs)
  
• Unit Measurement: Pair
  

Features:

• THX Certified Ultra2 / Select2
  
• 200mm (8in.) woofer unit with extended bass response
  
• Paintable Ultra-Thin Bezel (UTB) and magnetic grille to blend unobtrusively with décor
  
• Fast, versatile installation on virtually any surface via dogleg
  
• Can be used in passive mode with internal crossover or active mode with KEF’s KASA500 System Amplifier for THX certified performance
  
• Sold in Pairs
  

Overview:

Certified to THX ULTRA2 and THX SELECT2 standards, the formidable Ci200QSb-THX in-wall subwoofer delivers deep bass and theatre thumping output capabilities, matched to the uncanny ability to deliver all the drama and emotional intensity of full theatre sound quality.

With a powerful high-output 200mm (8in.) sub-bass driver, the Ci200QSb-THX can be used in passive mode to supplement the LF output of KEF’s Ci series in-wall or in-ceiling speakers. In Active mode, when 2 pair of the Ci200QSb-THX subwoofer are powered by the powerful 250Wx 2 KEF KASA500 System Amplifier the performance meets THX Select2 specification. When 4 pair of the Ci200QSb-THX are powered by 2 KEF KASA500 System Amplifiers the performance meets THX Ultra2 specification.

Review: