Reiss RS-SQR4110.4Q 4-channel power amplifier 4x 120 @ 4 Ohm

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Reiss RS-SQR4110.4Q is a modern 4-channel Class D power amplifier, developed for those who want clear sound reproduction, high efficiency and easy installation in a compact format. It is perfect for upgrading both original systems and more advanced audio builds where control and sound quality are in focus.

The amplifier delivers stable power with good dynamics and control, making it well suited to driving coaxial speakers, kit systems and midrange with clear and balanced reproduction. At 2 Ohm, the RS-SQR4110.4Q offers significantly higher output power, which provides extra flexibility for more demanding speaker setups.

The wide frequency range of 10–30,000 Hz contributes to an open and detailed sound image with good reproduction across the entire register. The efficient Class D design also provides low heat generation and high efficiency, making the amplifier stable even during longer gaming sessions.

With low distortion and a stable signal-to-noise ratio, the RS-SQR4110.4Q delivers a clean and controlled sound even at higher loads. The wide input sensitivity makes it easy to combine the power amplifier with both original stereo, DSP and aftermarket units.

Thanks to the compact format and modern design, the amplifier is easy to install even where space is limited.

The Reiss RS-SQR4110.4Q is a perfect choice for those looking for pure sound reproduction, high efficiency and flexible performance in a smooth 4-channel power amplifier.

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Technical data

• Number of channels 4 channels
• Amplifier class Class D
• Power into 2 ohms RMS 4x 220W
• Power into 4 ohms RMS 4x 120W
• Frequency range 10 - 30,000 Hz
• Operating voltage 10 - 16 V
• Input sensitivity 130 mV - 7 V
• Signal noise 90 dB
• THD 0.15%