Langston JM21 10 Colors Custom Fashionable In-Ear Phones Oem Odm Wired Earphone Stereo/Ecouteur

Langston 10 Colors Headphone In Ear with MIC Impedance                    32Ω

Sensitivity                      110 dB/v

Max. Input Power          19mW

Frequency Response    13Hz-22.5KHZ

Driver Size                     10mm

Microphone                    Yes

Music Control                 Yes

Answer and End Calls    Yes

Cable                             1.2M TPE Flat cable

Plug                               3.5mm silver plated

• 10 colors for your choice
• Flat tangle-free cable
• Patent NO.: ZL 201430193769.0

Print your logo on earphone and box!