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  1. Home
  2. Monitor Audio Speakers
  3. Passive In-wall Speakers
  4. Monitor Audio CP-WT380IDC
Monitor Audio CP-WT380IDC Review
Monitor Audio CP-WT380IDC - Front View

Compare To

Main Features

  • 1" Hard-Dome Tweeter
  • 4" Midrange
  • 8" C-CAM Woofer
  • 50-30kHz Frequency Response
  • 89 dB Sensitivity
  • Impedance: 6ohms
  • Power Range: 30-120 watts
  • Weight: 12.50 lbs / 5.67 kg
  • Dimensions(HxWxD): 17.1875"x10.5625"x3.8750" / 437.0 x 269.0 x 99.0mm
MSRP: $1,175 (list price)
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Monitor Audio CP-WT380IDC Review
Monitor Audio CP-WT380IDC Monitor Audio CP-WT3...
Check price atAmazon›

Made by Monitor Audio · United Kingdom · since 1972 · sold through dealers

Monitor Audio CP-WT380IDC is a 3-way Passive In-wall In-wall speaker by Monitor Audio. It was released in 2017. It features a 1" Hard-Dome Tweeter, 1 x 4" Midrange and 1 x 8" C-CAM Woofer. The speaker has a frequency range of 50-30kHz and a sensitivity of 89 dB. Monitor Audio CP-WT380IDC has an MSRP of 2350$ per pair.

Room Size Suitability

The size of the room where you plan to use the Monitor Audio CP-WT380IDC 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.)

Monitor Audio's Controlled Performance Series of Loudspeakers

CP-WT380IDC is a member of Monitor Audio's Controlled Performance series of Passive speakers. The Controlled Performance (CP) range are Monitor Audio's premium in-wall and in-ceiling custom-install speakers. Below you can see the main specs of these speakers.

See all 5 Monitor Audio Controlled Performance models compared »

Monitor Audio Controlled Performance Series Speakers
Model Frequency SensitivityImpedance Woofer
Monitor Audio CP-WT380IDC
50-30k Hz 89 dB6Ω 1 x 8"
Monitor Audio CP-WT150
Compare
75-25k Hz 85 dB6Ω 1 x 5"
Monitor Audio CP-WT240LCR
Compare
60-25k Hz 88 dB6Ω 2 x 4"
Monitor Audio CP-WT260
Compare
65-25k Hz 88 dB6Ω 1 x 6"
Monitor Audio CP-WT140LCR
Compare
60-25k Hz 88 dB6Ω 2 x 4"


**This post contains affiliate links, and we will be compensated if you make a purchase after clicking through our links. As an Amazon Associate I earn from qualifying purchases.

Frequency Response of the Monitor Audio CP-WT380IDC Speaker

Monitor Audio CP-WT380IDC has a Frequency response range of 50-30kHz and Power Range of 30-120 watts. With a minimum frequency of 50 Hz, CP-WT380IDC 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 CP-WT380IDC's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
In-wall Speakers
Monitor Audio CP-WT380IDC
Min
Average
Median
Thinking about a subwoofer for the Monitor Audio CP-WT380IDC?
  • Work out the crossover setting - it follows from this speaker's 50 Hz low end
  • Powered subwoofers under $3,000 - a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget

Impedance and Sensitivity

Monitor Audio CP-WT380IDC's nominal impedance level is 6 ohms and has a sensitivity of 89 dB.

Sensitivity
In-wall Speakers
Monitor Audio CP-WT380IDC
Min
Average
Median

Nominal Impedance of the 6 Ohms makes the Monitor Audio CP-WT380IDC a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.

Sensitivity

89dB of the Monitor Audio CP-WT380IDC is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Monitor Audio CP-WT380IDC plays in your room →

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

What amplifier does the Monitor Audio CP-WT380IDC need?

At normal listening levels in a medium room, about 13–120 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 $3,000, or every amplifier we cover.

Input Type

CP-WT380IDC features Spring post type connectors. Bi-amping and Bi-wiring are not possible.

Work out what gauge speaker cable this run needs →

Monitor Audio CP-WT380IDC External Dimensions and Weight

Monitor Audio CP-WT380IDC has external dimensions of (Height x Width x Depth) 17.1875-inch x 10.5625-inch x 3.8750-inch (437.0 x 269.0 x 99.0mm ).

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 Monitor Audio CP-WT380IDC is approximately 266.3cm2 / 41.3inch2.

To get a better perspective on the real life size of Monitor Audio CP-WT380IDC, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

Monitor Audio CP-WT380IDC Real Life Body Size Comparison
Monitor Audio CP-WT380IDC Speaker Size Compared to a Compact Disc

Find speakers that fit your shelf or alcove →

Cabinet type and Materials

Monitor Audio CP-WT380IDC has a In-wall type cabinet.

What's in the Box of Monitor Audio CP-WT380IDC?

Here are the items that are included inside the box of CP-WT380IDC:
  • In-Wall speaker
  • Magnetic grille
  • Paint skim
  • Installation Guide
  • Important Safety Instructions
  • Limited Warranty/Registration Card
  • MountingTemplate

Recommended Accessories

Here is a list of accessories that we think you may need for the Monitor Audio CP-WT380IDC.

  • 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.

Warranty

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

Monitor Audio CP-WT380IDC Alternatives in Passive In-wall Speakers
Model Type Sensitivity Impedance Frequency
B&W CWM664
Compare
2-way 87.5 dB 8 ohms 45-35kHz
Focal 300 IW6 LCR
Compare
3-way 92 dB 8 ohms 40-28kHz
GoldenEar Invisa SPS
Compare
3-way 92 dB 8 ohms 25-35kHz
MartinLogan Motion XT CI XTW6
Compare
2-way 91 dB 8 ohms 56-25kHz
ELAC Debut IW-D61-W
Compare
2-way 89 dB 6 ohms 45-20kHz
JBL Studio 6 88LCR
Compare
2-way 96 dB 6 ohms 43-20kHz
Monitor Audio CP-WT240LCR
Compare
2-way 88 dB 6 ohms 60-25kHz
B&W CWM7.5 S2
Compare
2-way 86 dB 8 ohms 45-28kHz
Frequently Asked Questions about Monitor Audio CP-WT380IDC

What amplifier do you need for the Monitor Audio CP-WT380IDC?

Monitor Audio rates the Monitor Audio CP-WT380IDC for 30-120 watts of amplifier power. It is a 6-ohm speaker, which most amplifiers and receivers handle without trouble.

Is the Monitor Audio CP-WT380IDC easy to drive?

The Monitor Audio CP-WT380IDC has a sensitivity of 89 dB. That is about average for a home speaker, so it is neither hard nor especially easy to drive.

Does the Monitor Audio CP-WT380IDC need a subwoofer?

The Monitor Audio CP-WT380IDC reaches down to 50Hz (full range 50-30kHz). That covers most music, though a subwoofer still adds the bottom octave for home theatre.

What drivers does the Monitor Audio CP-WT380IDC use?

The Monitor Audio CP-WT380IDC is a 3-way design using a 1" Hard-Dome tweeter, a 4" midrange and a 8" C-CAM woofer.

Is the Monitor Audio CP-WT380IDC sealed or ported?

The Monitor Audio CP-WT380IDC uses a In-wall enclosure.

Can the Monitor Audio CP-WT380IDC be bi-wired or bi-amped?

No. The Monitor Audio CP-WT380IDC has a single pair of terminals, so bi-wiring and bi-amping are not possible. It uses Spring post terminals.

How is the Monitor Audio CP-WT380IDC installed?

The Monitor Audio CP-WT380IDC is an in-wall model: it mounts flush into the wall cavity rather than standing in the room, so it needs a cut-out and takes up no floor space.

How big and heavy is the Monitor Audio CP-WT380IDC?

The Monitor Audio CP-WT380IDC weighs 5.67kg / 12.5lbs each and measures 17.1875-inch x 10.5625-inch x 3.8750-inch (HxWxD).

How much does the Monitor Audio CP-WT380IDC cost?

The Monitor Audio CP-WT380IDC has a manufacturer's list price (MSRP) of $2,350 per pair.


Monitor Audio CP-WT380IDC Detailed Specifications

General
BrandMonitor Audio
Full Model NameMonitor Audio CP-WT380IDC
Speaker Type3-way In-wall
Power Range30-120 watts
Sensitivity89 dB
Impedance6 ohms
Frequency Response50-30kHz
Release Date2017
DRIVERS
Woofer Size8-inch
Woofer CompositionC-CAM
Woofer SurroundRubber
Tweeter Size1-inch
Tweeter TypeHard-Dome
Aimable TweeterNo
Midrange Size4-inch

CONNECTIONS
Connector TypeSpring post
Biamp InputsNo
PHYSICAL SPECS
Height437.0mm ( 17.1875-inch)
Width269.0mm ( 10.5625-inch)
Depth99.0mm ( 3.8750-inch)
Height437.0mm ( 17.1875-inch)
Weight5.67 kg (12.5 lbs)
EnclosureIn-wall
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts WarrantyLifetime
Labor WarrantyLifetime
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