Apple Original USB-C to 3.5mm Headphone Jack Adapter.
The USB-C to 3.5mm Headphone Jack Adapter lets you connect devices that use a standard 3.5mm audio plug — like headphones or speakers — to your USB-C devices.
They are customer returns items so opened and or damaged boxes, but they are tested working, and new. The box & the item may have some marks and scratches, but the item is fully functional and tested working.
They are sold without warranty.