Audizio AD420B - 4-Channel Stereo HiFi Amplifier Black
The Audizio AD420B is a versatile and powerful HiFi amplifier, designed to be the heart of any modern home audio system. With its robust construction and elegant brushed black stainless steel front panel, this unit not only delivers exceptional sound performance but also adds a touch of distinction to any space. Thanks to its Class A/B amplification architecture, the AD420B guarantees warm, detailed, and faithful audio reproduction, capable of delivering up to 100W of peak power per channel.
Connectivity is one of its strengths. It incorporates Bluetooth 5.0 wireless technology, enabling stable, high-quality audio transmission with greater range from smartphones, tablets, or laptops. Furthermore, it offers a full range of inputs for traditional sources: two stereo RCA line inputs for CD players or turntables (with an external preamp), an optical input and a coaxial input for connecting digital devices such as televisions, game consoles, or media players, and a convenient 3.5 mm AUX input on the front panel for quick connections. Its versatility extends to the outputs, with the ability to drive two pairs of speakers (A/B) independently or simultaneously, a line output, a dedicated output for an active subwoofer, and a front headphone jack for private listening.
Main features
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Power and Sound Quality: Equipped with a Class A/B amplifier that provides 4 channels with a maximum power of 100 W each, offering a powerful, clear and musical sound even at high volumes.
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Advanced Wireless Connectivity: Integrated Bluetooth 5.0 receiver for wireless audio streaming, compatible with most modern devices and with superior connection quality.
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Multiple Digital and Analog Inputs: It has optical and coaxial inputs for digital audio sources, two stereo RCA inputs and a front 3.5mm auxiliary input for total flexibility.
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Speaker Selector A/B: Allows you to connect two pairs of stereo speakers and switch between them or play them simultaneously, ideal for soundproofing two zones or comparing different speakers.
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Precise Tone Control: Independent adjustments for bass, mids, and treble allow you to customize the sound according to your preferences and the acoustics of the room.
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Versatile Outputs: Includes a line output for connecting to another amplifier, a dedicated active subwoofer output to enhance low frequencies, and a headphone output on the front panel.
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Premium Construction: Robust chassis with a brushed stainless steel front panel and gold-plated speaker terminals that ensure an optimal and long-lasting connection.
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Intuitive Operation: Includes a remote control for convenient control of all main functions, from source selection to volume adjustment.
Product benefits
The Heart of Your Audio System
The AD420B centralizes all your music sources, whether digital or analog. Connect your TV, CD player, turntable, or simply stream music from your mobile device via Bluetooth. It's the all-in-one solution for managing and enjoying your music collection with the highest quality.
High Fidelity Sound Experience
Thanks to its Class A/B design, this amplifier offers superior sound purity compared to conventional digital amplifiers. You'll enjoy a wide soundstage, with crisp details and a warmth that will make you rediscover your favorite songs.
Flexibility for your Home
The A/B speaker functionality gives you the freedom to provide sound for two different rooms or to have two speaker configurations in the same room. You can listen to music in the living room with pair A and, at the same time, have another pair playing on the patio with pair B.
Use cases
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Main HiFi System: Connect it to a pair of quality bookshelf or column speakers to create a high-performance main stereo system for your living room or listening room.
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TV Sound Enhancement: Use the optical input to connect it to your TV and enjoy movies and series with powerful, immersive sound, far superior to that of the built-in speakers.
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Work or Study Environment: Ideal for an office or study, where you can connect your computer and other devices while enjoying high-quality listening, both with speakers and headphones.
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Simple Multi-Zone Sound System: Perfect for home installations where you want to have music in two areas, such as the living room and dining room, controlling playback from a single unit.
Frequently Asked Questions
Can I connect a record player to this amplifier?
Yes, you can connect a turntable as long as it has a built-in phono preamp or if you use an external preamp between the turntable and one of the amplifier's RCA inputs.
What does the A/B speaker selector mean?
This means you can connect two pairs of stereo speakers (4 speakers in total). The selector lets you choose whether you want to listen to pair "A", pair "B", both pairs at the same time (A+B), or neither.
Is the Bluetooth connection compatible with any smartphone?
Yes, the Bluetooth 5.0 receiver is compatible with virtually all modern Bluetooth-enabled devices, including smartphones (iOS and Android), tablets, and computers.
What type of subwoofer can I connect?
The amplifier has a dedicated RCA output for a subwoofer. You must use an active subwoofer, meaning one with its own built-in amplifier that plugs into a power outlet.
Project description
This 4-channel stereo HiFi amplifier delivers 4 x 100W into 8 ohms and features Class A/B amplification architecture. It includes Bluetooth 5.0 wireless connectivity for audio streaming. The amplifier offers digital audio inputs (1 optical, 1 coaxial) and analog inputs (2 stereo RCA, 1 front panel 3.5mm jack). Outputs include two pairs of speakers with A/B selector, a stereo RCA line output, a mono RCA output for an active subwoofer, and a headphone jack output. It also features tone controls for bass, midrange, and treble. The front panel is brushed stainless steel, and the speaker terminals are gold-plated. A remote control is included. Dimensions: 315 x 430 x 97 mm. Weight: 4.2 kg.
