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  1. Home
  2. Jamo Speakers
  3. Passive Center Channel Speakers
  4. Jamo Concert 9 Series C 9 CEN II
Jamo C 9 CEN II Review
Jamo C 9 CEN II - Front View

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Main Features

  • 1" soft dome with an integrated waveguide Tweeter
  • 2 x 4" HCCC (Hybrid Composition Conical Cone) Woofer
  • 55-24k Hz Frequency Response
  • 88 dB Sensitivity
  • Impedance: 6ohms
  • Power Range: 50-140 watts
  • Weight: 6.80 lbs / 3.09 kg
  • Dimensions(HxWxD): 7-3/16"x18-5/16"x9-1/16" / 183.0 x 466.0 x 231.0mm
MSRP: $344 (list price)
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Jamo C 9 CEN II Review
Jamo C 9 CEN II Jamo C 9 CEN II
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Made by Jamo · Denmark · since 1966 · sold through dealers

Jamo Concert 9 Series C 9 CEN II is a 2-way Passive Bass Reflex Center Channel speaker by Jamo. It was released in 2016. 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" soft dome with an integrated waveguide Tweeter and 2 x 4" HCCC (Hybrid Composition Conical Cone) Woofer. The speaker has a frequency range of 55-24k Hz and a sensitivity of 88 dB. Jamo C 9 CEN II has an MSRP of 344$ but can often be found around 179$ per pair.

Room Size Suitability

The size of the room where you plan to use the Jamo C 9 CEN II is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:

Listening Environment* Suitability
Near-fieldPoor
Small RoomAverage
Mid-size RoomGood
Large RoomAverage
Very Large RoomPoor

(* 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.)

Jamo C 9 CEN II  Lifestyle
Jamo C 9 CEN II Lifestyle

Jamo's Concert 9 Series of Loudspeakers

C 9 CEN II is a member of Jamo's Concert 9 series of Passive speakers. The Concert 9 Series is Jamo's premium range of Danish-designed hi-fi speakers. Below you can see the main specs of these speakers.

See all 5 Jamo Concert 9 models compared »

Jamo Concert 9 Series Speakers
Model Frequency SensitivityImpedance Woofer
Jamo C 95 II
Compare
37-24k Hz 89 dB6Ω 2 x 6"
Jamo C 97 II
Compare
32-24k Hz 89 dB6Ω 3 x 6"
Jamo C 91 II
Compare
65-24k Hz 86 dB6Ω 1 x 4"
Jamo C 93 II
Compare
45-24k Hz 86 dB6Ω 1 x 6"
Jamo C 9 CEN II
55-24k Hz 88 dB6Ω 2 x 4"

Frequency Response of the Jamo C 9 CEN II Speaker

Jamo C 9 CEN II has a Frequency response range of 55-24k Hz and Power Range of 50-140 watts. With a minimum frequency of 55 Hz, C 9 CEN II delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.

Here we have a comparison of how C 9 CEN II's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Center Channel Speakers
Jamo C 9 CEN II
Min
Average
Median
Thinking about a subwoofer for the Jamo C 9 CEN II?
  • Work out the crossover setting - it follows from this speaker's 55 Hz low end
  • Powered subwoofers under $500 - a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget

Impedance and Sensitivity

Jamo C 9 CEN II's nominal impedance level is 6 ohms and has a sensitivity of 88 dB.

Sensitivity
Center Channel Speakers
Jamo C 9 CEN II
Min
Average
Median

Nominal Impedance of the 6 Ohms makes the Jamo Concert 9 Series C 9 CEN II a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.

Sensitivity

88dB of the Jamo Concert 9 Series C 9 CEN II is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Jamo C 9 CEN II plays in your room →

Running more than one pair from a single amplifier? Check the load it would present →

What amplifier does the Jamo C 9 CEN II need?

At normal listening levels in a medium room, about 16–140 W per channel into 6 ohms. Set your own conditions and we will rank every amplifier we cover.

We check power, impedance safety and current delivery - not just watts.

Prefer to browse? Integrated amplifiers under $500, or every amplifier we cover.

Input Type

C 9 CEN II features 5-Way post type connectors.

Work out what gauge speaker cable this run needs →

Jamo C 9 CEN II Back View
Jamo C 9 CEN II Back View

Jamo C 9 CEN II External Dimensions and Weight

Jamo C 9 CEN II has external dimensions of (Height x Width x Depth) 7-3/16 x 18-5/16 x 9-1/16inch (183.0 x 466.0 x 231.0mm ).

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 Jamo C 9 CEN II is approximately 1076.5cm2 / 166.9inch2.

Find speakers that fit your shelf or alcove →

Weight

The Jamo C 9 CEN II weighs 3.09kg / 6.8lbs per piece. Here is a comparison of how C 9 CEN II's weight compares with the average, max and min weights in its class.

Weight
All Center Channel Speakers
Jamo C 9 CEN II
Min
Average
Median
Weight
Center Channel Speakers under $500
Jamo C 9 CEN II
Min
Average
Max

Cabinet type and Materials

Jamo C 9 CEN II 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.

Speaker Feet

Jamo C 9 CEN II comes with 4 Rubber feet (pre-installed) which you can use to secure your loudspeaker on the surface that you are putting on.

It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.

Port Position

Jamo C 9 CEN II 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

Jamo C 9 CEN II is available in Black Ash, White Oak and Dark Apple .

Does the Jamo C 9 CEN II come with a Grille?

C 9 CEN II comes with magnetic 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. Since the included grille of the C 9 CEN II is magnetic type, it is very easy to put it on and off.

Jamo C 9 CEN II  with Grille
Jamo C 9 CEN II with Grille

What's in the Box of Jamo C 9 CEN II?

Here are the items that are included inside the box of C 9 CEN II:
  • Center-channel loudspeaker
  • Grille
  • 4 Rubber feet (pre-installed)
  • 2 Self-adhesive rubber bumpers
  • User Manual
  • Important Safety Instructions
  • Warranty Information

Recommended Accessories

Here is a list of accessories that we think you may need for the Jamo Concert 9 Series C 9 CEN II.

  • Speaker Cable and Connectors
    • Speaker Cables with Banana Plugs: If you know the lenght of the cable you need, this is the easier option to connect your speakers with your amp.
    • Speaker Cables without Connectors: If you are not sure about the lenght or need longer than standard cables with plugs, choose this option.
    • Banana Connectors and Plugs: If you chose the cables without connectors option or already have some cable around, pick the banana plugs separately.
  • Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find more affordable options too.
  • Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.

Official Brochure

Here is a link to download the official brochure for the Jamo Concert 9 Series C 9 CEN II speaker:
Official Brochure for Jamo C 9 CEN II

Official Product Page

Official manufacturer's product page for the Jamo Concert 9 Series C 9 CEN II speaker can be found below:
Official Product Page for Jamo C 9 CEN II

Warranty

5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.

Jamo Concert 9 Series C 9 CEN II Alternatives in Passive Center Channel Speakers
Model Type Sensitivity Impedance Frequency
Jamo S 83 CEN
Compare
2-way 87 dB 8 ohms 65-26k Hz
Jamo C 95 II
Compare
2-way 89 dB 6 ohms 37-24k Hz
Jamo C 97 II
Compare
3-way 89 dB 6 ohms 32-24k Hz
Jamo C 91 II
Compare
2-way 86 dB 6 ohms 65-24k Hz
Jamo C 93 II
Compare
2-way 86 dB 6 ohms 45-24k Hz
Klipsch RP-504C II
Compare
2-way 96 dB 8 ohms 50-25k Hz
Polk ES30
Compare
2-way 89 dB 8 ohms 55-40k Hz
Sony SS-CS8
Compare
2-way 86 dB 6 ohms 55-25k Hz
Frequently Asked Questions about Jamo Concert 9 Series C 9 CEN II

What amplifier do you need for the Jamo C 9 CEN II?

Jamo rates the Jamo C 9 CEN II for 50-140 watts of amplifier power. It is a 6-ohm speaker, which most amplifiers and receivers handle without trouble.

Is the Jamo C 9 CEN II easy to drive?

The Jamo C 9 CEN II has a sensitivity of 88 dB. That is about average for a home speaker, so it is neither hard nor especially easy to drive.

Does the Jamo C 9 CEN II need a subwoofer?

The Jamo C 9 CEN II reaches down to 55Hz (full range 55-24k Hz). That covers most music, though a subwoofer still adds the bottom octave for home theatre.

What drivers does the Jamo C 9 CEN II use?

The Jamo C 9 CEN II is a 2-way design using a 1" soft dome with an integrated waveguide tweeter and 2 x 4" HCCC (Hybrid Composition Conical Cone) woofers.

Is the Jamo C 9 CEN II sealed or ported?

The Jamo C 9 CEN II uses a Ported enclosure. A ported design uses a tuned vent to get more low-end output from the same driver, but it wants some breathing room behind it.

Can the Jamo C 9 CEN II be wall mounted?

The Jamo C 9 CEN II does not include a wall-mount bracket or keyhole, so it is designed to sit on a stand, shelf or the floor.

Does the Jamo C 9 CEN II come with grilles?

Yes. The Jamo C 9 CEN II comes with removable grilles.

How big and heavy is the Jamo C 9 CEN II?

The Jamo C 9 CEN II weighs 3.09kg / 6.8lbs each and measures 7-3/16 x 18-5/16 x 9-1/16inch (HxWxD).

How much does the Jamo C 9 CEN II cost?

The Jamo C 9 CEN II has a manufacturer's list price (MSRP) of $344 per pair.


Jamo C 9 CEN II Detailed Specifications

General
BrandJamo
Full Model NameJamo Concert 9 Series C 9 CEN II
Speaker Type2-way Center Channel
Power Range50-140 watts
Sensitivity88 dB
Impedance6 ohms
Frequency Response55-24k Hz
Release Date2016
DRIVERS
Woofer Size4-inch
Woofer CompositionHCCC (Hybrid Composition Conical Cone)
Tweeter Size1-inch
Tweeter Type soft dome with an integrated waveguide
Port Positionrear

CONNECTIONS
Connector Type5-Way post
Port Positionrear
PHYSICAL SPECS
Height183.0mm ( 7-3/16-inch)
Width466.0mm ( 18-5/16-inch)
Depth231.0mm ( 9-1/16-inch)
Height183.0mm ( 7-3/16-inch)
Weight3.09 kg (6.8 lbs)
EnclosureBass Reflex
Available ColorsBlack Ash, White Oak,Dark Apple
Mounting BracketNo
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty5 Years
Labor Warranty5 Years
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