Description:Brand Name: Langston LangsdomModel Number: M8Material: Metal + TPEStyle:In-EarCompatiable with: iPhone， Samsung， Xiaomi， Meizu， Sony， Huawei， vivo and other 3.5 mm audio jack digital devices
Frequency: 20-20000Hz
Sensitivity: 99dB!#!amp!*!plusmn;3dB Impedance: 16!#!amp!*!Omega;!#!amp!*!plusmn;15%
Driver size: 10mm
Plug: 3.5mm
Cable length: 120cmEnable operations: answer\/end a call， volume up\/down
Package Included:1 x 3.5mm In-Ear Earphone Headphones