Classic designed in ear wired headphones, transfer good bass sound to your ears. You could enjoy the warm vocat and balanced music from our high quality headphones. Extremely lightweight and special ergonomic design, you won’t be painful to your ears after a long-time wearing. They are lightweight and won’t add any burden to your ears when wearing them. lris- Ancestor,Continuing the classic style of iris-Have most balanced sound,a lot of bass, enough mid and high frequencies. With Long Cable Of 1.5M; With 15.4MM Dynamic Driver,PET Diaphragm, Fast response, powerful motivation Strong compatibility,Support mobile phones, computers, MP3/4, PSP, iPad, etc. Support iOs / Windows /Android etc. Brand Name:FAAEAL Model: Iris-Ancestor Line Length: 1.5M(±3cm) Sensitivity: 106db Unit diameter: 15.4mm Impedance: 32Ω Frequency Response Range:20-20KHZ Vocalism Principle：Dynamic Color: Black/Gray With Mic:Optional FAAEAL [2021 NEW SURPRISES] [lris- Ancestor ] Seeking. the origin and not forgetting the original intention. Balanced Continuing the usual style of Iris Warm vocat Good bass Big field Classic shell 15. 4mm Dynamic PET Diaphragm HD Mic,ONLY for MIC version Strong compatibility Comfortable to wear Strong compatibility Support mobile phones, computers, MP3/4, PSP, iPad, etc. Support iOs / Windows /Android etc lris- Ancestor,Continuing the classic style of iris Have most balanced sound,a lot of bass, enough mid and high frequencies.