SINYONG Earphones, Wired Earbud in-Ear Headphones Built-in Microphone and Volume Control Compatible with Smartphone, MP4 Player, Tablet and All 3.5mm Audio Device - Black

Product parameters plug size : Ø3.5mm driver size :14.2mm driver impedance :16? sensitivity :106±3db at 1KHz frequency range :20-20000Hz degree of distortion : <8% miro sensitivity :-45±3db micro directivity :omnodirectionality length :1200-1300mm Operation guidance answer calls :press once key when incoming telegram hang up : press once key on the phone previous song : click the key by 3times next song : click the key by 2times pause : press once key on playing play : press once key on pause increase volume : press the volume + lower volume : press the volume - - This Wired earphones is the best choice for your traveling or doing your everyday activities. Package including: 1 X In-Ear Earphones. High quality, fast shipping, good customer service, SINYONG is your best choice!