... Laptop earphone *Notebook computer earphone, etc *with microphone *double plugs *handsfree, in-ear Computer earphones, Laptop earphones, Notebook computer earphones ... , PC earphones, in-ear, handsfree, dual-plugs (Computer dual-plug DT-038) *Feature: Metallic earbuds 1) ... 90-98dB6) Cord Length: diameter 1.3mm, 2.0M7) Jack: 3.5mm8) Microphone: 4.5*2.2mm-42db+/-3db8) PUPVCTPE ...