Custom Tuning at Your Fingertips
Switch between studio-neutral and basshead tunings whenever you want. For the first time in Thieaudio’s Signature Series lineup, the Monarch MKIV (Mark Four) comes with an adjustable tuning switch. Extensive R&D has led up to a functional tuning switch that is stylish, easy to use without tools, and m
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Abdulaziz · October 17, 2026
A true flagship and endgame!
Amazing IEM. Very good tuning, excellent techs, solid build. Highly recommend over much more expensive IEMs.
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Vasil · July 15, 2026
Never heard sound this pristine, musical, perfect bass, clarity, treble and imaging. Makes me fall in love with tracks ive listened to a thousand times! Dont need any other audio earphones after this. Definitely end game iems for me !