Binary Chopin     Developed in collaboration with Gizaudio     Four-driver hybrid configuration     Dynamic driver with 8 mm ceramic cone     Customized balanced armature driver for the mid frequency range     Customized balanced armature dual driver for the high frequency range (2BA)     Stunning design with stainless steel front panels     3D printed resin material cavities     Comfortable design     High purity OFC stranded cable with silver plating     Available with 3.5 mm or 4.4 mm connection options With the concept of "Let your ears convey sound and emotion", BINARY Acoustics has been striving for better sound quality since 2017. Some IEMs have already been developed and attracted a lot of attention in the Chinese market. For example: EP1D, UNICORN, VIOD, D1 and D2.Binary Acoustics has developed the brand new Chopin in collaboration with Gizaudio. This brilliantly crafted IEM features a four-driver hybrid configuration with a dynamic woofer, a bespoke midrange BA and a bespoke high-frequency composite dual BA driver on each side. It has been crafted with high quality components and simulated tuning settings from Gizaudio to deliver impressive sound performance. Using an independent three-frequency RC filter, the pair achieves true high-resolution sound with ultimate clarity and lower distortion. Experience your favorite music with impressive resolution with the Chopin.Developed in collaboration with GizaudioGizaudio is a famous media channel with a large fan base. Binary Acoustics worked closely with Gizaudio and used their simulated frequency curve suggestions to achieve the ultimate performance on the Chopin. The pair has been customized to sound correct and complement different genres of music well.Comfortable fit with an exciting designer lookBinary Acoustics x Gizaudio Chopin has a comfortable ergonomic shape for the shells. They are made with high-precision 3D printing technology from skin-friendly, medical-grade resin material. They also have an exciting design with stainless steel front panels.Premium sound with premium quality stock cableBinary Acoustics combines the Chopin with a high-purity OFC (Oxygen-Free Copper) silver-plated cable that ensures clear signal transmission, resulting in better sound output with less distortion. The pair is available with 3.5 mm or 4.4 mm connectors.ChopinFrederic Chopin is a world-renowned composer known for his elegant and soulful music that can and has touched the hearts of countless listeners. The IEM Chopin is a tribute to the legendary composer, honoring him with his name and outstanding sound characteristics. Gizaudio's Chopin brings the emotion and essence of the past to the present.SpecificationsImpedance: 12Ω@1kHzSensitivity: 122dB/VrmsEffective frequency response range: 5Hz-20kHz. >THD+N: <1%@1kHz