The KZ ZSN Pro in-ear headphones are an excellent choice for music lovers and musicians who value sound quality. These wired hybrid headphones combine a dynamic driver and a balanced armature driver to deliver impressive sound resolution. They are not only suitable for everyday music enjoyment but are also recommended as in-ear monitors for live performances. The ergonomic design and patented silicone ear tips ensure a comfortable fit, making you often forget that you're wearing headphones. Additionally, they provide effective noise isolation of about 26 dB, allowing you to focus entirely on the crystal-clear sound quality. With a frequency range of 7 to 40,000 Hz and a sensitivity of 112 dB, these headphones deliver a detailed and dynamic audio experience. - Hybrid headphones with dynamic and balanced armature drivers for superior sound quality - Ergonomic design with patented silicone ear tips for high wearing comfort - Effective noise isolation of about 26 dB - Frequency range of 7 to 40,000 Hz for detailed sound reproduction - Replaceable copper cable with gold-plated 2-pin connectors (0.75 mm).