£46.96

ARRAROWN ZK-HT21 2.1 Channel Bluetooth Amplifier Board 440W

Black3 Zk-ht21, ZK-HT21

Price data last checked 42 day(s) ago - refreshing...

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About as cheap as it gets. The only time it was cheaper was 2 months ago.

£47 today · all-time low £46 (Jun 2026) · usually the usual

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Price History & Forecast

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Last 49 days · 49 data points (no recent data)

Historical
Generating forecast…
£50.08 £46.13 £46.99 £47.85 £48.72 £49.58 £50.44 24 May 2026 05 June 2026 17 June 2026 29 June 2026 11 July 2026

Price Distribution

Price distribution over 49 days • 4 price levels

Days at Price
Current Price
7 days · current 8 days 30 days 4 days 0 8 15 23 30 £47 £48 £49 £50 Days at Price

Price Analysis

Most common price: £49 (30 days, 61.2%)

Price range: £47 - £50

Price levels: 4 different prices over 49 days

Description
Upgrade your DIY audio projects with the ARRAROWN ZK-HT21 2.1 Channel Bluetooth Amplifier Board. Designed for audiophiles and DIY enthusiasts, this powerful module utilizes TDA7498E HiFi chips to deliver high-quality sound for your home speaker setups. With a total output capacity including 160W x 2 for stereo channels and 220W for the subwoofer, it provides the driving force needed for a deep and immersive listening experience. This versatile module offers multiple input options, including Bluetooth, USB, and AUX, making it easy to connect your favorite devices. The board provides precise control over your audio profile through dedicated Treble and Bass buttons. You can also fine-tune your low-end performance using the independent subwoofer volume adjustment and the 20-200Hz subwoofer frequency adjustment buttons. Whether you are building custom home speakers or upgrading an existing system, the ZK-HT21 offers the flexibility and power required for clear, layered, and impactful audio reproduction.

Key Features

2.1 Channel Audio Output: Connect two passive speakers and one subwoofer to create a complete surround sound experience for your DIY home audio projects.

High Power Performance: Delivers 160W x 2 output for left and right channels plus 220W for the subwoofer to drive large speakers effectively.

Customizable Sound Control: Features dedicated Treble and Bass buttons along with independent subwoofer volume and 20-200Hz frequency adjustment for precise tuning.

Versatile Connectivity: Supports multiple input modes including Bluetooth, USB, and AUX to ensure compatibility with various modern audio devices.

HiFi Sound Quality: Built with TDA7498E HiFi chips to provide clear and layered sound reproduction for an improved listening experience.

Wide Voltage Range: Designed to operate on DC 15-36V power supplies, offering flexibility for different power configurations in your speaker builds.

Product Specifications
Brand
ARRAROWN
Model
ZK-HT21
Colour
Black3 Zk-ht21
ASIN
B0F3HSRQPV
Category
Electronics & Photo > Hi-Fi & Home Audio > Receivers & Separates > Amplifiers
Domain
Amazon UK
Listed Since
11 May 2025