Feature: 1. Equipped with sponge cover, can protect the microphone, more durable, provide longer service life. 2. Adopt high quality metal material, strong flexibility and not easy to break off. 3. Fit for Logitech Astro A40 headphone, can give you better using experience. 4. Light in weight, will not bring burden to your device, protect your headphone. 5. Effectively reduce the influence of outside noise, provide a crystalclear voice for you. Specification: Item Type: Detachable Microphone Weight: Approx. 18g0.6oz Wire Material: Oxygen-Free Copper Wire Core Material: Bare Copper Wire Size: Length: Approx. 18cm 7.1in Fitment: for Logitech Astro A40 Headphone Package List: 1 x Microphone 1 x Sponge Cover