Binary Acoustics / CHOPIN

Binary Acoustics’ “CHOPIN” is a hybrid IEM featuring a 3BA+1DD configuration, created in collaboration with the popular reviewer GIZAUDIO.

■ Equipped with a dynamic driver featuring a ceramic diaphragm
・ The custom-developed 8mm dynamic driver—designed with nearly identical volumes for both the rear and front cavities—utilizes a ceramic diaphragm, with a primary focus on minimizing distortion.
■ Balanced Armature (BA) drivers for mid and high frequencies
・ The unit incorporates a custom dual-BA setup for high frequencies and a single custom BA for the mid-range. As a brand with a strong track record in BA-based models, their tuning for the mid-to-high frequency range is exceptional.
■ Tuned in collaboration with the prominent audio media outlet, GIZAUDIO
・ The tuning was developed in collaboration with the popular reviewer GIZAUDIO, resulting in a delicate, well-balanced sound across the mid and high frequencies.

・ Drivers: 3 BA + 1 DD (8mm dynamic driver with a ceramic/metal composite diaphragm)
・ Frequency Response: 5Hz – 20,000Hz
・ Impedance / Sensitivity: 12Ω / 122dB/Vrms @ 1kHz
・ Connector / Plug: 0.78mm 2-pin / 4.4mm jack (Japanese market version comes exclusively with a 4.4mm plug)
・ Cable: Silver-coated OFC (Oxygen-Free Copper)