Earphone Socket Protection: use this adapter to be fixed on the earphone socket, instead of the earphone cable pin being in direct contact with the earphone socket, prolonging the service life of the earphone socket effectively. Suit for: for Sennheiser IE300 IE900, for Audio Technica N5005 Specifications: Name: Earphone Pin Adapter Plating process: Gold plated Application: Audio & Video Material: Copper + gold plating colour: Silver Package Contents: 2 x Earphone Pin Plug Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.