If you have headphones that use a 3.5 mm jack cable and want to use them with your iPhone 7, give the lightning SBS connector a try! And while you're doing so, discover the entire range of accessories for music lovers at the SBS Store!
Apple Lightning to 3.5mm Audio Cable (3.9') MR2C2AM/A B&H Photo
Apple Lightning to 3.5 mm Headphone Jack Adapter
Insignia™ Lightning to 3.5 mm Headphone Adapter White NS-ML35AW
Lightning to 3.5 mm Headphone Jack Adapter, [Apple MFi Certified
Best Headphone Jack Adapters to Convert Lightning or USB-C to 3.5mm
Where can I buy a male 3.5mm audio jack to female lightning port
iPhone Charger and Headphone Adapter
Apple Lightning to 3.5 mm Headphone Jack Adapter
Lightning to 3.5 mm Headphone Jack Adapter for iPhone Lightning
Buy Anker 2-in-1 Audio & Lightning Charging Adapter 3.5mm
[Apple MFi Certified] 2 Pack Lightning to 3.5mm