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KEF LS50 Wireless II — Review & Specs | Pricepect | Pricepect

Home Home Theater SystemsKEF LS50 Wireless II

KEF LS50 Wireless II — image 1

KEF

KEF LS50 Wireless II

Expert Review Analysis

The KEF LS50 Wireless II is a pair of active wireless bookshelf speakers that combine a 12th‑generation Uni‑Q driver array with Metamaterial Absorption Technology and a powerful 380 W RMS amplifier to deliver highly detailed, immersive sound. It supports high‑resolution audio up to 384 kHz/24‑bit, offers extensive wireless connectivity, and can be fine‑tuned via the KEF Connect app.

✓ Best for: Audiophiles and music enthusiasts who want a compact, high‑fidelity wireless stereo solution for small‑to‑medium rooms, such as apartments, home offices, or home studios. Ideal for high‑resolution music streaming (TIDAL, MQA), TV audio via HDMI eARC, desktop setups, and multi‑room playback when paired with the KEF Connect app.✗ Not ideal for: Listeners seeking deep, room‑shaking bass without an additional subwoofer, large‑space installations where higher SPL is required, or users who prefer plug‑and‑play simplicity without dealing with app configuration and Wi‑Fi tuning.

Pros

✓12th‑generation Uni‑Q driver array with Metamaterial Absorption Technology delivers exceptionally low distortion and immersive, natural sound.
✓High output power of 380 W RMS (760 W peak) and 108 dB max SPL provide powerful, room‑filling bass for a bookshelf speaker.

Price History

Current

$2,999.99

Average

$2,382.57

Lowest

$1,839.99

Highest

$2,999.99

Price trend (90d):0.0%

Best Seller Rank History

Now#163Best#15Worst#431 -148

Lower = better sales rank

Specifications

Audio

Woofer Driver Size130 mm mm

Tweeter Driver Size25 mm mm

Woofer Amplifier Power280 W W

Tweeter Amplifier Power100 W W

Total RMS Power380 W W

Connectivity

Inter-speaker Connection (Wired)24-bit/192 kHz

Inter-speaker Connection (Wireless)24-bit/96 kHz

Bluetooth Version4.2

WiFi Bands2.4/5 GHz

Streaming ProtocolsChromecast, AirPlay 2, Google Assistant, ROON Ready, UPnP Compatible

Design

Height305 mm mm

Width200 mm mm

Depth311 mm mm

Weight20100 g g

Enclosure TypeMDF bass-reflex

Features

Streaming ServicesSpotify Connect, Tidal, Amazon Music, Qobuz, Deezer, QQ Music, Internet Radio, Podcasts

General

BrandKEF

ModelLS50AGREY2

ColorTitanium Grey

Release Date2020-09-22

Warranty2 years

Ports

HDMI InputeARC

Optical InputTOSLINK

Coaxial InputDigital Coaxial

Analog Input3.5 mm aux

USB PortType A (service)

Power

Input Voltage100–240 VAC

Operating Power Consumption200 W W

Standby Power Consumption<2 W W

Audio Processing

Music Integrity EngineProprietary algorithm that optimizes signal integrity and delivers balanced, full‑bodied audio across the speaker.

Driver Technology

Metamaterial Absorption Technology (MAT)Acoustic material applied to the tweeter dome to reduce distortion and improve clarity.

Research Sources

crutchfield.com

accessories4less.com

musicdirect.com

hifibuysnashville.com

storage.googleapis.com

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User Reviews

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4.1

(146 reviews)

$2,999.99

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LS50AGREY2Titanium Grey 2 Year Manufacturer Warranty

Home Theater Systems

✓Supports high‑resolution audio up to 384 kHz/24‑bit, including MQA and DSD256, ensuring audiophile‑grade playback.

✓Comprehensive wireless connectivity: Wi‑Fi (2.4/5 GHz), Bluetooth 4.2 aptX, Chromecast, AirPlay 2, and HDMI eARC for versatile source options.

✓KEF Connect app offers detailed EQ and room‑tuning controls, allowing users to fine‑tune the speaker’s response to their environment.

✓Premium MDF bass‑reflex enclosure with curved baffle and offset port contributes to precise imaging and reduced cabinet resonance.

Cons

✗Limited bass extension below 45 Hz often requires an external subwoofer for deep low‑frequency impact.
✗App‑based setup and EQ can be finicky, leading to occasional connectivity drops or a steep learning curve for non‑technical users.
✗High power consumption of around 200 W during operation may increase electricity usage compared with lower‑powered competitors.
✗Initial onboarding process is complex, especially when configuring Wi‑Fi or multi‑room streaming for first‑time users.
✗No built‑in battery; the speakers must remain plugged in, limiting placement flexibility.

From Expert Reviews

Praised by Experts

✓Professional reviewers highlight the MAT‑enhanced driver array for the most accurate and immersive sound reproduction.
✓The Music Integrity Engine is praised for delivering rich, full‑bodied audio evenly across the listening space.
✓Critics note the 108 dB SPL and 45 Hz–28 kHz frequency range as class‑leading performance for wireless active speakers.
✓Editors commend the precise cabinet design and EQ flexibility that ensure acoustic accuracy without external processing.

Criticized by Experts

✗Some editors mention the need for a subwoofer to achieve deep bass below 45 Hz, indicating limited low‑frequency extension.
✗Professional reviews point out occasional Wi‑Fi dropouts during high‑bandwidth streaming sessions.
✗The high power draw is noted as a drawback for energy‑conscious consumers.

From User Reviews

Users Love

✓Users frequently praise the detailed, spacious soundstage that rivals wired hi‑fi setups.
✓Many customers appreciate the easy wireless setup and the ability to stream via the KEF Connect app.
✓The natural, pure sound quality is repeatedly described as “pure, natural sound” by everyday listeners.
✓App‑based EQ and room‑tuning are valued for allowing personalized sound adjustments.

Users Complain About

✗Consumers report occasional Wi‑Fi dropouts that interrupt playback.
✗Several users note the need for an external subwoofer to cover frequencies below 45 Hz.
✗Non‑technical users find the initial onboarding and app configuration complex and time‑consuming.

Expert Opinion

Professional reviewers and editors commend the LS50 Wireless II for its analytical precision, citing the MAT‑enhanced Uni‑Q array and the Music Integrity Engine as key drivers of its transparent, immersive sound. They highlight the impressive 108 dB SPL, wide frequency coverage, and robust high‑resolution support, while noting that deep bass still benefits from an external subwoofer and that Wi‑Fi stability can occasionally falter.

What Users Say

Everyday users love the spacious, natural soundstage and the convenience of wireless streaming, often calling the audio “pure, natural sound.” The KEF Connect app’s EQ is praised for customization, but users commonly mention Wi‑Fi dropouts and a steep learning curve during initial setup, especially when trying to achieve full‑range bass without a subwoofer.

Common Complaints

Frequent Wi‑Fi dropouts during streaming, insufficient bass extension below 45 Hz requiring a subwoofer, and a complex initial onboarding process for non‑technical users.

How It Compares

vs. Bowers & Wilkins Formation Duo

Advantages

✓KEF offers higher resolution streaming (384 kHz/24‑bit vs. 24‑bit/96 kHz) and a more detailed, analytical soundstage.

Disadvantages

✗B&W’s Formation Duo provides a mesh network that some users find more stable for multi‑room setups.

Choose KEF for superior detail and imaging; choose B&W if network stability and a warmer sound are priorities.

vs. Dynaudio Focus 20 XD

Advantages

✓KEF’s MAT‑enhanced tweeter and Uni‑Q array deliver clearer mids and highs than Dynaudio’s conventional drivers.

Disadvantages

✗Dynaudio offers slightly higher max SPL (110 dB) and stronger bass output, making it better for bass‑heavy genres.

Pick KEF for precise, transparent sound; pick Dynaudio if you need extra bass punch and higher SPL.

vs. Sonos Era 300

Advantages

✓KEF provides far higher resolution audio support (384 kHz/24‑bit, MQA, DSD256) and more powerful amplification.

Disadvantages

✗Sonos offers a more user‑friendly ecosystem and easier multi‑room integration without complex app tuning.

Select KEF for audiophile‑grade performance; select Sonos for simplicity and seamless smart‑home integration.

Rating Trend

Rating4.1/ 5Reviews146+52 reviews -0.11

Supported Formats

High‑Resolution Network FormatsMQA, DSD64/128/256 (DSF, DFF) via network streaming.

Warranty

Coverage2 years standard, extended to 3 years with product registration.

Dimensions & Weight

Height12.0 inches

Width7.9 inches

Depth12.2 inches

Weight44.31 Pounds