Hörluchs HL 4210 Black, 2-Way In-Ear Earphones, With bass-driven high-quality sound, 2-Way high-end balanced armature driver, Frequency range: 20 - 25000 Hz, Impedance: 38 ohms, Integrated passive crossover for the perfect tuning of the drivers, Bass boost with extremely clear treble reproduction, High-end acoustic filter to smooth out unpleasant frequency peaks, Very pleasant wearing comfort thanks to its small design, 3D-Smart-Surface ensures a flat look with cable outlet behind the ear, Pluggable detachable cable, Cable length: 160 cm, Bending wire in the ear hooks guarantees additional hold of the in-ears, Colour: Black-glossy, Includes earwax filter for protection and hygiene of the sound channel and long lifespan of the technology, foam and silicone earmolds in 3 sizes (S, M, L), suitable for all applications, cleaning cloth, 1/4"" jack to 3.5mm, earwax filter L / R and cloth bag, Handmade in Germany