AIYIMA A20 Hi-Fi Balanced 2.1 Amplifier, 240W Power Supply

Precision power, crafted for true 2.1 performance.

The AIYIMA A20 is a high-performance 2.1-channel Class-D stereo amplifier from AIYIMAs Masterpieces of a Decade series. With balanced XLR and unbalanced RCA inputs, a powerful TPA3255-based output stage, and flexible controls including adjustable high-pass filter and sub output, its designed to deliver clean, powerful sound ideal for hi-fi systems, desktop rigs or 2.1 speaker setups.

Features:

• Class-D TPA3255 Amplification: Efficient, powerful stereo output suitable for modern speakers.
• Fully Balanced Input Options: Supports both XLR (balanced) and RCA (unbalanced), selectable via a front-panel switch.
• Subwoofer Output & HPF Control: Built-in high-pass filter (60200 Hz) and dedicated sub output for seamless 2.1 system integration.
• Volume Bypass Mode: Lets the amp function strictly as a power amplifier when using an external preamp or processor.
• High Dynamics & Low Noise: Signal-to-Noise Ratio ? 116 dB, Dynamic Range ? 110 dB, THD + N as low as 0.002%.
• Wide Compatibility: Drives 48 ? speakers and works with modern sources like streamers, DACs or computers.
• Solid Build & Anniversary Design: Robust chassis and a polished finish celebrate AIYIMAs 10-year milestone.

Specifications:

• Channel Configuration: 2.1-channel
• Power Amplifier Chip: TPA3255
• Amplifier Type: Class-D power amplifier
• Inputs: RCA, XLR
• Outputs: Speaker outputs (L/R), active subwoofer output
• Signal-to-Noise Ratio (SNR): ? 116 dB
• SINAD: 95 dB
• THD+N: 0.002%
• Dynamic Range: 110 dB
• Frequency Response: 20 Hz 20 kHz (0.4 dB)
• HPF Adjustable Range: 60 Hz 200 Hz
• Rated Output Power (48 V / 10 A): 250 W 2 (@ 4 ?)
• Rated Output Power (48 V / 5 A): 120 W 2 (@ 4 ?)
• Rated Output Power (32 V / 5 A): 78 W 2 (@ 4 ?)
• Speaker Impedance: 48 ?
• Power Input: DC 2448 V
• Package Weight: 1.75 kg
• Package Size: 296 228 77 mm

What’s in the Box:

• AIYIMA A20 balanced stereo power amplifier 1
• 12V trigger cable 1
• 240W Power Supply 1
• User manual 1
• Warranty card 1