B&K Electronic Technology Co., Ltd.  

Product Name: in-Ear Remote Control High Fidelity metal Earphones Mobile Phone Headset Subwoofer Mobile Computer Universal with Wheat Cable Model NO.: E-HS-A1 Jack Type: Plug-in Jack Diameter: 3.5mm Usage: Portable Media Player, Computer, Mobile Phone Communication: Wired Color: White, Black Wire Material: TPE Line Length: 1.2m Transport Package: Carton Box Origin: China HS Code: 8518300000 Product Description Model: A1Frequency range: 18-20000HZImpedance: 32ΩSensitivity: 105 plus or minus 4dBInterface: universal 3.5MM plugSpeaker: 14MM copper ring speakerHeadphone length: 1.2M