Edifier MR4.5 Bi-amped Studio Monitors, 80W RMS, Black

Bi-amped Black: Edifier MR4.5 studio monitors are a powered stereo pair listed with 80W RMS total output, Bluetooth and several wired input types. The combination of balanced XLR/TRS and everyday AUX/RCA connections is aimed at desktop monitoring and home listening, while app EQ and placement adjustments are claimed for room tailoring.

At a glance

Bi-amped active crossover and stereo output are specified, the feature copy breaks the claimed total into 30W×2 + 10W×2.
XLR and TRS balanced inputs sit alongside RCA, AUX and Bluetooth, allowing both studio-style wired sources and consumer devices.
The listing describes rear controls and app-based room compensation, EQ customisation and desktop/placement adjustments.
4.5-inch mid-bass drivers and 1-inch silk dome tweeters are specified in the feature copy.

Price

£159.99Save 20%

Reference price: ~~£199.99~~

Price checked: 12 Nov 2026

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Pros and cons

Pros

A broad range of listed connections can suit audio interfaces and common consumer sources without relying solely on Bluetooth.
App-based EQ and placement compensation could be useful for desktop or near-wall setups, according to the feature claims.
The stated package list includes power and speaker cables, plus two audio cables for common 3.5 mm connections.

Cons

A listed 40 KHz frequency response is not stated as a range, so it provides little usable detail about low-frequency extension or full response limits.

Technical specifications

28 specifications

Identity
Brand	Edifier
Model	MR4.5

Audio
Maximum speaker output power	80 Watts
Output mode	Stereo
Frequency response (listing details)	40 KHz
Signal-to-noise ratio	89 dB
Woofer driver diameter	4.5 Inches
Tweeter diameter	1 Inches
Bi-amped power breakdown (feature claim)	30W×2 + 10W×2
Frequency response (feature claim)	50Hz–40kHz
DSP audio resolution (feature claim)	24-bit/96kHz

Connectivity and controls
Wireless connection listed	Bluetooth, Aux, RCA, XLR, TRS
Control methods listed	App
Bluetooth version and codec (feature claim)	Bluetooth 6.0; LDAC
Front headphone jack (feature claim)	front headphone jack
Input types (feature claim)	Balanced XLR, balanced TRS, RCA, AUX
EQ customization (feature claim)	9-band EQ customization
Preset effects (feature claim)	two preset sound effects
Low control range (feature claim)	±6dB below 125Hz
High control range (feature claim)	±6dB above 10kHz
Adjustable low cutoff (feature claim)	20–100Hz
Acoustic space adjustment (feature claim)	0dB to -4dB

Dimensions and installation
Mounting types listed	Tabletop Mount
Dimensions (D × W × H)	22.9D x 14W x 24.4H centimetres
Weight listed	6.63 Kilograms

Materials and protection
Material listed	MDF

Other listed details
Colour	Black
Waterproof listing field	false

What to know before buying

Listing details to confirm

Listing details are inconsistent: one frequency entry says 40 KHz while the feature text gives 50Hz–40kHz, and the detailed field lists 4.5-inch drivers while another lists a 100 Millimetres audio driver size, Bluetooth 6.0, LDAC, Hi-Res certification and specific EQ/room controls appear only in feature copy and are not confirmed by the core details. Check the selected listing for the exact specification set.

What’s in the box

Included

Important Safety Instructions
MR4.5
Power cable
Quick Start Guide
Speaker connecting cable (5m)
3.5mm-to-RCA audio cable (1.7m)
3.5mm-to-3.5mm audio cable (1.7m)

Who is it for?

A good fit for

Desktop or nearfield listening where tabletop placement and room/desktop adjustment options matter.
Home-studio users who need the listed balanced XLR/TRS inputs as well as RCA or AUX connections.
Listeners wanting Bluetooth alongside wired connections for compatible sources.

Less suited to

Buyers needing a clearly stated full frequency-response range should resolve the inconsistent frequency specification first.
Setups requiring waterproof speakers, the listing marks waterproof as false.

Edifier MR4.5 Bi-amped Studio Monitors, 80W RMS, Black · photo 2 — Additional product photo 2

Customer reviews on Amazon

5 / 5 · 41 ratings

5 stars96%96%
4 stars4%4%
3 stars0%0%
2 stars0%0%
1 star0%0%

Customer feedback describes the speakers as nice sounding and worth the price, sound quality and value for money are the reported positive themes. The aggregate rating is 5.0 out of 5 from 41 ratings, with 96% five-star and 4% four-star ratings. These perceptions may help buyers weighing a desktop or home-studio pair, but they do not resolve the listing's conflicting response figures or confirm particular connectivity and EQ claims.

Positive themes

Customers describe the sound as nice, sound quality is a positive feedback theme.
Customers say the speakers are worth the price, value for money is a positive feedback theme.

Frequently asked questions

Can these speakers connect to an audio interface and a phone?

The listing names balanced XLR and TRS, RCA, AUX and Bluetooth. Confirm the exact inputs on the chosen listing, as some connection details appear only in feature copy.

What does the app do?

The feature text claims app-based 9-band EQ and room/desktop compensation. App control is also listed in the detailed specifications, but specific functions are presented as feature claims.

Is the frequency response 40 KHz or 50Hz–40kHz?

Both appear in the listing: the details field says “40 KHz”, while feature copy states “50Hz–40kHz”. Treat the frequency specification as unresolved and confirm it before purchase.