OSTRY KC08 Hi-Fi In-Ear High Performance Earphones Headphones for iPhone and Android High sensitivity permits it compatible with any audio devices. Combined with the technology of balanced armature. KC06 is designed for providing you the sound with great clarity and transparency at mid-high frequency. It also delivers high sound resolution and stereo separation. Titanium plating technology is used in the housing of KC06. The rigidity of its coating is perfect for avoiding the external damages caused by falls and other accidents,allowing it to stay sheen,even after its long-term use. Using OS100/200/300 Tunable Eartips, it can protect your earphone,weaken screak,increase the low frequency,improve the music atmosphere and strengthen stereo separation. Superior design, excellent quality and technology, high tone quality and high cost performance. Designed specifically for enthusiasts and you can also enjoy High Performance music from cell phone.