KEF R2c is a 3-way Passive Acoustic Suspension Center Channel speaker by KEF. Center channel speaker is an important component of a home theater system set-up as it delivers the listener significant part of the on-screen dialogue from your television. It features a 1" Dome Tweeter, 1 x 5" Midrange and 2 x 5.25" Hybrid Aluminum Woofer. The speaker has a frequency range of 74-28k Hz and a sensitivity of 87 dB. KEF R2c has an MSRP of 1300$.
What size of room is the KEF R2c speaker good for?
The size of the room in which you are planning to use the KEF R2c is an important decision factor. Here we have evaluated its suitability to various sizes of environments considering its size and max power parameters:
| Listening Environment* |
Suitability |
| Near-field | Poor |
| Small Room | Average |
| Mid-size Room | Good |
| Large Room | Average |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
What are the speakers in KEF's R Series?
R2c is a member of KEF's R series of Passive speakers. Below you can see the main specs of these speakers.
KEF R Series Speakers
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What is the Frequency Response of the KEF R2c speaker?
KEF R2c has a Frequency response range of 74-28k Hz at ±3dB (64Hz - 50kHz at -6dB) and Power Range of 15-200 watts.
Here we have a comparison of how R2c's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Center Channel Speakers
High Frequency
Center Channel Speakers
What is the Crossover frequency of KEF R2c?
R2c is a 3-way speaker and its crossover frequency between the woofer and the midrange set to 400Hz and the Crossover frequency between the midrange and the tweeter is set to 2900Hz.
What are the Impedance and Sensitivity of the KEF R2c? Is it an easy-to-drive speaker?
KEF R2c's nominal impedance level is
8 ohms but can go down to as low as
3.2 ohms, and has a sensitivity of
87 dB.
Sensitivity
Center Channel Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so KEF R2c is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
With a sensitivity level of only 87 dB, KEF R2c is a difficult to drive speaker from Sensitivity perspective, make sure to choose an amplifier with a high output if you like listening to your music at high volume levels. You may especially have a hard time using Tube amplifiers which are traditionally very low power compared to Class A/B or Class D speakers.
Minimum Impedance of KEF R2c
Even though the nominal impedance of the R2c is 8 ohms, the minimum impedance level of this speaker according to KEF is 3.2 ohms KEF R2c so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
Check the amplifiers that are in a similar price range to the KEF R2c:
Input Type
R2c has Binding post type connectors and lets bi-amping/bi-wiring. Bi-wiring can provide improvements in the overall transparency of your loudspeakers by running separate speaker wires to the low & high frequency drivers from a single amplifier. Bi-amping allows the use of separate amplifiers for the high & low frequency drivers of your loudspeaker which may result in greater dynamic range & lower distortion.
KEF R2c's Binding post terminals allows Bi-amping or bi-wiring
KEF R2c External Dimensions and Weight
KEF R2c has external dimensions of (Height x Width x Depth) 6-15/16 x 21-11/16 x 12-7/16inch (177.0 x 551.0 x 316.0mm ).
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 KEF R2c is approximately 1741.2cm2 / 269.9inch2.
WeightThe KEF R2c weighs 16.90kg / 37.2lbs per piece. Here is a comparison of how R2c's weight compares with the average, max and min weights in its class.
Weight
All Center Channel Speakers
Weight
Center Channel Speakers under $1500
Cabinet type and Materials
KEF R2c has a
Acoustic Suspension type cabinet. Acoustic Suspension loudspeakers aka Sealed speakers have no openings such as ports or slots.. They can be designed smaller, the bass is more accurate and tighter compared to ported designs but doesn't go as low on the lower end in general.
Port Position
KEF R2c 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.
Available colors
KEF R2c is available in Black Gloss, White Gloss and Walnut.
Does the KEF R2c come with a Grille?
R2c comes with removable 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.
KEF R2c with Grille
What's in the Box of KEF R2c?
Here are the items that are included inside the box of R2c:
Center-channel loudspeakerGrille4 Self-adhesive rubber feetUser ManualWarranty Information
Recommended Accessories
Here is a list of accessories that we think you may need for the KEF R2c.
User's Manual
For more information about how to setup, use and maintain the KEF R2c, use the direct link below to download the official manual document:
Download User Manual for KEF R2c
Official Brochure
Here is a link to download the official brochure for the KEF R2c speaker:
Official Brochure for KEF R2c
Official Product Page
Official manufacturer's product page for the KEF R2c speaker can be found below:
Official Product Page for KEF R2c
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.
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