i.VALUX Hybrid 10mm Dynamic Balanced Armature (BA) Dual-Driver in Ear Monitors IEMS Wood Noise-isolating HI-FI Headphones Headset,Red (Blue & Black) Hybrid 2-way driver In-Ear Monitor, the 10mm dynamic driver for the bass/lows, the balanced armature for the mids and highs Good imaging and extensions on both ends, ultra-low distortion, using extreme balance tuning technology, delivers ideal listening effect in each frequency theoretically Noise isolation earbuds, in 3 sizes, provide a precise fit and reduce outside noise High quality cable provides the good corrosion resistance, high temperature resistance and tensile strength A compact carrying pouch is included to keep your headphones and headphone accessories secure