This adapter connects a 3.5 mm a headphone/headset/speaker to the Lightning port on a smartphone. The short, integrated cable connects the adapter directly to the smartphone. The compact form factor makes it perfect for the office, at home and on the road. Supports microphone and headphone audio for your headset Suitable for devices with 3-conductor and 4-conductor 3.5 mm jacks Aluminium connectors Flexible fabric jacket for additional kink protection