Huawei Nexus 6P In-Ear Headset
Cable
Huawei Nexus 6P In-Ear Headset
Cable
Hello
Since it is 3.5mm jack, it should be compatible with older IPhones. However, the new ones no longer have a jack connector.
LG Florin
In this case, that would be an OMTP connection. Not a CTIA connector, which is primarily supported by Apple products.