Desktop Audio Amplifier with Hi-Res Sound Playback
This compact desktop audio amplifier comes equipped with a Bluetooth® receiver and USB audio input, making it perfect for high-resolution sound playback from various sources, such as TVs and notebook PCs. With a sleek design, the amplifier measures just 215mm in width, fitting comfortably into your setup without sacrificing sound quality. Whether you're connecting to a TV or a digital device, the AI-303 ensures exceptional audio performance in a compact form factor.
Key Features
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Connecting from TV with a single HDMI cable: Enjoy seamless connection from TV to AI-303 using just an HDMI cable. Supports ARC/eARC and HDMI CEC, allowing volume control and power on/off via the TV remote.
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Supports DSD512 and PCM 384/32 Hi-Res audio formats: Experience high-resolution audio with the AI-303’s advanced D/A converter and digital filters.
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Wide range of digital inputs: Features HDMI, USB-C, Coaxial, and Optical inputs to accommodate various digital sources.
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USB-C for versatile connections: Connect to PCs, smartphones, and tablets using USB Audio 2.0 with automatic device detection.
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Bluetooth® receiver with LDAC® and Qualcomm® aptX™ HD support: Wireless connection with high-resolution audio support, offering excellent sound quality via Bluetooth® codecs.
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Two pairs of audio inputs: Includes multiple analog inputs, such as CD players and turntables (with built-in phono amplifier).
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High-performance Ncore® power amplifier: Designed by Hypex for efficient, high-quality sound delivery.
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4-pole Headphone output with Ground-separate: Separate ground design for improved channel separation and clarity in headphone audio.
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Coupling Capacitor Less Circuit (CCLC): Ensures optimal sound quality by eliminating the negative effects of capacitors in headphone amplification.
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Crossfeed for natural headphone listening: Adjust the crossfeed effect for a more natural soundstage, especially for vocals and dialogues.
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MQA full decoding: Supports MQA for studio-quality sound from digital sources.
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Various DAC modes with SoC: Advanced digital filters and SoC processing to enhance sound fidelity and control.
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High-quality analog volume with ladder-type attenuator: Ensures pure sound with low distortion and accurate channel balance.
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Asynchronous mode to eliminate USB transmission jitter: Provides cleaner, more stable digital signal transmission via USB.
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“Bulk Pet” digital audio transmission: Optimizes USB data transfer, reducing interruptions and ensuring consistent high-resolution sound quality.
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Three-point support stress-less feet: Ensures stable placement and reduces vibrations.
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Bluetooth® multipoint connection for two devices: Easily connect two Bluetooth® devices simultaneously for seamless switching.
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Subwoofer Preout: Includes a dedicated output for connecting to a subwoofer for enhanced low-end performance.
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Full metal cabinet design: Sturdy and stylish construction to complement any setup.
Technical Specifications
Feature |
Details |
Dimensions |
215mm (W) x Xmm (D) x Xmm (H) |
Weight |
2.3 kg |
Bluetooth® Support |
LDAC®, Qualcomm® aptX™ HD, aptX™, AAC, SBC |
Audio Formats Supported |
DSD512, PCM 384/32 |
Digital Inputs |
HDMI, USB-C, Coaxial, Optical |
Headphone Output |
4-pole ground-separate output |
Amplifier Type |
Ncore® power amplifier (Hypex) |
Volume Control |
Ladder-type attenuator |
Asynchronous Mode |
Yes, for USB |
Subwoofer Preout |
Yes |
Full Metal Cabinet |
Yes |
Three-Point Support Feet |
Yes |