QTX KAD-2BT 4" Outdoor Speaker System with Bluetooth & FM Radio

QTX  |  SKU: KB01630
Sale price £169.00 Regular price £190.00

Summer Sale! Ends Sunday. Discounts already applied.

Colour: White

Delivery £4.50 or Free Over £50

All orders to mainland UK over £50 are eligible for free standard delivery.

For orders under £50 we have delivery rates starting from just £2.99

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60 Day Returns + 1 Year Warranty

We’re so confident that you’ll be happy with your purchase that we’ve extended our returns policy to 60 days.

We call it the “Happy Sound Guarantee”.

If you’re not happy with your purchase for any reason simply send it back to us for a full refund. Learn More

Warranty

K&B Audio are authorised dealers for QTX. All sales come with a 1 Year manufacturers warranty and full technical support.

Description

Upgrade your garden or patio with the QTX KAD-2BT Outdoor Speaker System, the perfect all-in-one solution for bringing music to your outdoor space.

Whether you're hosting a summer barbecue, relaxing with a book in the sun, or enjoying an evening drink with friends, this system offers rich, detailed sound in a compact and weather-resistant setup.

This bundle combines the versatile QTX KAD-2BT stereo amplifier with Bluetooth, FM radio, USB/SD media playback and RCA inputs, paired with a set of robust Adastra BH4 4" outdoor speakers.

The system is ideal for casual listeners who want simplicity and quality without the need for complicated setups or large, bulky equipment.

FEATURES

  • Bluetooth Connectivity: Stream music wirelessly from your phone, tablet or laptop — perfect for outdoor gatherings without messy cables.
  • Weather-Resistant Speakers: The BH4 speakers are IP54 rated and housed in durable ABS enclosures, making them suitable for year-round outdoor use.
  • Built-in FM Radio & Media Playback: Enjoy your favourite stations or play MP3s directly from USB sticks or SD cards — no internet required.
  • Compact 4" Speakers: Don’t be fooled by the size — the 4" woofers and 0.5" dome tweeters deliver a well-balanced and full-range sound.
  • Versatile Mounting Options: Supplied with adjustable wall-mount brackets, you can easily angle the speakers for optimal coverage.
  • Multiple Input Options: RCA and 3.5mm AUX inputs allow easy connection to TVs, CD players or other external devices.
  • Compact Amplifier Design: Small enough to tuck away indoors or in a garden shed, yet powerful enough to drive the outdoor speakers with clarity.

Enjoy effortless outdoor audio with a system that’s easy to set up, simple to use, and built to last.

Key Features

  • Zones
    Single Zone
  • Placement
    On Wall
  • Music Sources
    Bluetooth, FM Radio
  • Inputs
    RCA, Microphone, 3.5mm AUX
  • Power Handling
    80 Ws
  • Driver Size
    4"
  • Max. Speakers
    Four Speakers
  • Warranty
    1 Year

Specifications

AMPLIFIER

  • Power Supply: 230Vac, 50Hz (IEC)
  • Output Impedance: 4 - 8 Ohms
  • Input Sensitivity: line 380mV
  • Input Sensitivity: mic (unbalanced)15mV
  • Output Power: 8 Ohms 2 x 25W rms / 2 x 40W max. (EIAJ Standard @ 1kHz 10% THD)
  • Output Power: 4 Ohms 2 x 35W rms / 2 x 55W max. (EIAJ Standard @ 1kHz 10% THD)
  • Finish: Black
  • Dimensions: 200 x 200 x 65mm
  • Weight: 1.6kg

SPEAKERS

  • Impedance: 8 Ohms
  • Power Handling: max. 60W
  • Power Handling: rms 30W
  • Frequency Response: 100Hz - 20kHz
  • LF Driver: 100mmØ (4")
  • HF Driver: 13mmØ (0.5")
  • Dispersion Angle: 120°
  • Sensitivity: 89dB
  • IP Rating: IP44
  • Dimensions (each): 195 x 127 x 126mm
  • Weight (each): 1.23kg

What You Get

  • 1 x QTX KAD2-BT Amplifier
  • Single - 1 x Adastra BH4 4" Water Resistant On Wall Speakers (Pair)
  • Pair - 2 x Adastra BH4 4" Water Resistant On Wall Speakers (Pair)
  • 10m x 2 Core Speaker Cable

Payment & Security

Secure Payments

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Authorised Dealer

K&B Audio are authorised dealers for QTX. All sales come with a 1 Year manufacturers warranty and full technical support.

Why K&B Audio

Over a Decade of Experience
Established in 2013, we’ve been helping customers enjoy hassle-free home audio for more than 10 years.

Shop with Confidence
Our 'Happy Sound Guarantee' guarantees you expert advice, 60 day returns and free delivery on orders over £50.

35,000+ Satisfied Customers
We’ll always help you find the right solution for your needs, not just what boosts our bottom line. Don’t just take our word for it – read our glowing customer reviews.

Extensive Product Range
With the top brands, carefully curated bundles and thousands of home audio products in stock, we’ve got something for every setup.