The Argon Audio SA1 MK2 is a Class D stereo amplifier, delivering 50 W per channel at 8 Ω and 100 W per channel at 4 Ω. The signal path from the DAC to the speaker outputs is fully balanced and includes a 32-bit ESS Sabre DAC. It features Bluetooth 5.0 with aptX HD and AAC, as well as HDMI ARC for connecting to a TV.

The phono input supports MM turntables, while the pre-out can be used for a subwoofer or external amplification. The analogue and digital circuits have separate power supplies. Auto power-on works with all inputs except phono.

• Type: Power amplifier
• Amplifier technology: Class D
• Channels: Stereo
• Power per channel at 8 Ω: 50 W
• Power per channel at 4 Ω: 100 W
• Frequency range: 3–60,000 Hz
• THD: <0.03% (20–20,000 Hz)
• Wireless connectivity: Bluetooth 5.0, aptX HD and AAC
• Inputs: HDMI ARC, optical digital, stereo analogue RCA, MM phono
• Optical input: 24-bit/192 kHz
• Output: Pre-out for subwoofer or external amplification
• DAC: 32-bit ESS Sabre, fully balanced
• Power supplies: Separate supplies for the analogue and digital circuits
• Auto power-on: Works with all inputs except phono
• Colour: Black
• Width: 22 cm
• Height: 6.3 cm
• Depth: 25.2 cm
• Standby power consumption: <0.5 W