The SoundTube SA202-II is a compact, high-performance Class AB mini amplifier designed for commercial audio installations that demand reliability, efficiency, and clean sound. Delivering 20 watts per channel at 4/8 ohms, the SA202-II is ideal for small to medium-sized audio zones, digital signage, hospitality spaces, breakout rooms, and more.
This versatile amplifier features stereo RCA, 3.5mm, and balanced Euroblock inputs, allowing seamless integration with a wide range of audio sources. Built-in auto-sensing input switching ensures simple operation—perfect for environments where users frequently plug in new devices or where systems must run unattended.
Designed for installers, the SA202-II includes fault protection circuitry, signal-sensing auto power on/off, and a compact footprint that easily mounts behind displays, under counters, or inside equipment racks. With its low noise, clean output, and dependable Class AB topology, this mini amplifier delivers exceptional performance at an affordable price.
SoundTube SA202-II Key Features
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Class AB amplifier for clean, low-distortion audio
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20W x 2 output at 4 or 8 ohms
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Auto-sensing input switching for seamless source selection
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Multiple inputs: RCA, 3.5mm, and balanced Euroblock
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Signal-sensing power on/off for energy efficiency
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Fault protection circuitry for long-term reliability
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Compact form factor for easy behind-display or under-table mounting
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Ideal for hospitality, retail, classrooms, offices, kiosks, and digital signage
