Adapters : Headphone Adapter 3.5mm Male Plug to 2.5mm Female Jack S2-B38 by www.valley-ent.com
Headphone Adapter for iPhone 3.5mm Jack Adaptor 2 in 1 Charging Cable for iPhone 7Plus/8/8Plus/X/XR/Xs Earphone AUX Car Charge Adapter Splitter Audio Connector - Walmart.com