Speaking of the earphones attached to the iPhone, "EARPODS (earpods)".It is a wired earphone that the left and right units are connected by a cable.Recently, wireless/Bluetooth earphones are popular, so some people may sleep in the drawer without using it.
There are two types of EARPODS.One is "Earpods with 3.5mm Headphone Plug (hereinafter, former Earpods).3.It is a type of earphone that has an old analog audio with a 5 mm diameter terminal.
The other is "EarPods with Lightning Connector".3.It is a new type of wired earphone that is equipped with a Lightning terminal instead of a 5 mm prag, and converts digital audio signals into analog audio.
Speaking of the size of the application, the old EARPODS is.It cannot be used with the iPhone 7 or later iPhone 7 where the earphone jack has been abolished, but 3.It can be used as an earphone with a laptop with a 5 mm stereo mini jack or an Android smartphone.
In telework, which has recently been talked about, a small microphone built into the remote control is demonstrated.EARPODS's small microphone has a high performance, and the remote control part is located near the chest where the pin microphone is usually attached, so you can pick up your voice well.Voice data is not unusual, like Bluetooth earphones/headset.Even in telework where voice call quality is important, you can deliver your voice to your colleagues with good sound.
However, it cannot be used on any personal computer.Former EARPODS plugs can be used in many devices because of the CTIA standard compliant that is lined up in the order of "chip → ring → sleeve → microphone".