Measurements by Hangout.Audio A New Dawn. Daybreak debuts as CrinEar’s first full-production IEM, a bold step forward in design, tuning, and execution. Engineered to push the limits of acoustic precision and performance, the Daybreak establishes a new benchmark in the constantly advancing world of in-ear monitors. The CrinEar Daybreak is meticulously tuned to the IEF Preference 2025 curve: an evolution of the Population-Averaged Diffuse Field target that blends natural, speaker-like tonality with a dynamic and engaging low-end response. At its core is a fully custom driver array: A custom-spec dynamic subwoofer delivers deep, controlled bass Custom-developed balanced armatures provide accurate, detailed mids Next-generation micro-planar tweeters ensure exceptional treble extension and clarity Every component is purpose-built to achieve tonal perfection and immersive fidelity. What You Get CrinEar Daybreak IEM (1DD+2BA+2MPT) Detachable silver-plated copper cable Interchangeable 3.5mm single ended and 4.4 balanced connectors for universal compatibility 3 pairs of standard silicone tips and 4 pairs of shortwide silicone tips in variety of sizes (XS/S/M/L) + foam tips Premium leatherette IEM carrying case Specs Driver configuration: 1DD + 2BA + 2mPT (Micro-planar Tweeters) Impedance: 20Ω @1kHz Sensitivity: 105dB/mW @1kHz Frequency Response Range: 2Hz ~ 40,000Hz Nozzle Width: 6.0mm (lip) Cable Material: Silver-plated Copper