Monitor Audio Creator Series C1S In-Ceiling Small Speaker


Color: White
Price:
Sale price$399.00

Tax included

Description

Monitor Audio C1S In-Ceiling Speaker

Small Tier 1 in-ceiling speaker with a 5-inch C-CAM mid-bass driver, 1-inch C-CAM tweeter, and a design built for cost-effective installations that still sound properly sorted.

The Monitor Audio C1S is the compact in-ceiling model in the Creator Series Tier 1 line-up, built for projects where budget, simplicity, and clean installation all matter, but the speaker still needs to sound like a genuine part of the system. Monitor Audio describes it as a two-way in-ceiling loudspeaker with a C-CAM mid-bass driver, a C-CAM tweeter, Quik-Link connector, and Tri-Grip II fixing system.

That puts the C1S in a very useful spot. It makes sense in bedrooms, hallways, studies, smaller living spaces, and multi-room audio zones where a compact ceiling speaker is the right physical fit, but you still want better clarity and wider dispersion than a basic background-audio speaker usually manages. Monitor Audio also says the two-way layout gives improved clarity, wider dispersion, and more lifelike sound closer to what you would expect from one of its passive box speakers.

Compact Size, Proper Architectural Sound

A smaller in-ceiling speaker that still feels like a serious install product

The C1S uses a 5-inch C-CAM mid-bass driver and a 1-inch C-CAM tweeter in a two-way design. Monitor Audio highlights this layout as the reason for the speaker’s improved clarity and broader listening coverage, which is exactly what matters in smaller architectural audio zones.

That is the appeal here. You get a more compact cut-out and smaller visual footprint, but still retain a proper tweeter-and-mid-bass arrangement rather than dropping to a more compromised ceiling speaker format.

Cost-Effective Without Feeling Stripped Back

A sensible option when the room or budget does not call for a larger model

Monitor Audio describes the C1S as a model for cost-effective installations where product simplicity and solid acoustic performance are required. That is a very practical brief. Not every room needs the scale of a C1M or C1L, but plenty of smaller spaces still benefit from a properly designed two-way speaker rather than a cheaper single-driver alternative.

The C1S looks built exactly for that role. It keeps the concept straightforward, but still uses C-CAM driver technology, a UD waveguide, and the same overall Creator Series thinking that makes the range feel more serious than generic ceiling speakers.

Quik-Link and Tri-Grip II for Easier Installation

Faster fitting and more reliable mounting for real custom-install jobs

Installation is a big part of the C1S story. Monitor Audio says the Quik-Link speaker cable connector improves the ease and speed of installation, while Tri-Grip II is there for quick, simple, reliable, and strong fitment.

That matters on real jobs because it keeps fitting cleaner and more efficient, whether the speaker is going into a new-build ceiling or a retrofit project. A product like this needs to be easy to work with, not just easy to spec.

Creator Series Grille and Accessory Options

White as standard, with black and square options available where needed

Monitor Audio supplies the C1S with a white CS-Round grille as standard. It also states that optional black grilles are available in both round and square styles for rooms where the speaker needs to blend into darker décor. The page also lists the CS-B pre-construction bracket, CS Mount Box, CSM-BOX, CS-Square Grilles, and CS-Round Grilles as related accessories.

That is useful for design-led installs. Some rooms suit a standard white grille perfectly, while others benefit from a darker or alternate grille style to keep the ceiling finish cleaner visually.

Specifications

Specification Details
Brand Monitor Audio
Model C1S
Product Type In-Ceiling Speaker
Series Creator Series
Tier Tier 1
System Format 2-Way
Channels 1
Tweeter 1 x 1-inch (25mm) C-CAM tweeter
Mid-Bass Driver 1 x 5-inch (127mm) C-CAM mid-bass driver
Frequency Response, Installed (-6dB) 40Hz – 30kHz
Nominal Impedance 8 ohm
Minimum Impedance 6.6 ohm @ 150Hz
Sensitivity, Installed 84dB
Maximum Peak SPL 110dB
Continuous Power Handling (RMS) 50W
Recommended Amplifier Power 25 – 100W
Crossover Frequency LF/HF: 3kHz
Mounting Depth 99mm
Cut-Out Hole Diameter 171mm
External Dimensions (Including Grille) 201 x 201 x 103mm
Weight 1.4kg each
Pre-Construction Bracket CS-B
Cabinet Finish Matte Black & Orange
Sold As Single unit with CS-Round Grille (white)
Warranty Lifetime

Detailed Technical Specifications

For those who like to drag out all the useful bits

View full technical specifications

Core Design

  • In-ceiling speaker
  • Creator Series
  • Tier 1 architectural speaker
  • 2-way system format
  • Designed for cost-effective installations with solid acoustic performance

Driver Configuration

  • 1 x 5-inch (127mm) C-CAM mid-bass driver
  • 1 x 1-inch (25mm) C-CAM tweeter
  • UD Waveguide integration

Performance

  • Frequency response, installed (-6dB): 40Hz – 30kHz
  • Nominal impedance: 8 ohm
  • Minimum impedance: 6.6 ohm at 150Hz
  • Sensitivity, installed: 84dB
  • Maximum peak SPL: 110dB
  • Continuous power handling: 50W RMS
  • Recommended amplifier power: 25 – 100W
  • Crossover frequency: LF/HF: 3kHz

Installation

  • Quik-Link speaker cable connector
  • Tri-Grip II fixing system
  • Mounting depth: 99mm
  • Cut-out hole diameter: 171mm
  • External dimensions including grille: 201 x 201 x 103mm
  • Pre-construction bracket: CS-B

Finish and Grilles

  • Matte black and orange cabinet finish
  • Supplied with white CS-Round grille
  • Optional black grilles available in round and square designs

Accessories Listed

  • CS-B Pre-Construction Bracket
  • CS Mount Box
  • CSM-BOX
  • CS-Square Grilles
  • CS-Round Grilles

Weight and Warranty

  • Weight: 1.4kg each
  • Sold as a single unit
  • Lifetime warranty

The Audio Experts Take

The C1S makes a lot of sense when the brief is a smaller in-ceiling speaker that still needs to sound properly respectable. It is the sort of speaker that works well in bedrooms, studies, hallways, and smaller zones where a larger cut-out is not necessary, but you still want the install to feel like a proper audio system rather than an afterthought.

What we like here is that it keeps the essentials right. Proper two-way design, easy installation hardware, sensible size, and a lifetime warranty all help make it a very usable architectural speaker for real-world jobs. For the right room, it is a tidy and commercially sensible way to keep the audio clean without overdoing the install.

Brand new. Contact us for current availability, grille options, and system design advice.

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