Never been used. Easy to install and durable in use. Great quality and great fit. Correct connector without cutting or splicing. Strict quality control standards to build and test. Fitment: For 206 207 307 407 308 408 508 3008 4008 5008 install RD43 RD45 For C2 C3 C4 C4l C5 C6 install RD43 RD45 (Please compare your radio socket with the photo provided) If the car CD player is RD4 or other models without 4P interface, USB line cannot be used. Please confirm your purchase accordingly. AUX cable uses the player's AUX 1 interface; please confirm this function is enabled on your vehicle. Item Type: USB AUX Cable Adapter Set Color: Black Material: ABS Package Contents: 1 x AUX adapter 1 x USB harness 1 x Adapter wiring harness Only the above package content is included; other products are not included. Note: Light and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowed error is +/- 1-3 cm.