KDC-BT8041U AAC/WMA/MP3/CD-Receiver with USB and bluetooth built-in Detachable FaceplateOptional IR remote controllerBluetooth unit built-inOEM Wired Remote Control ready USB Car Stereo KDC-130UBCD-Receiver with Front USB & AUX Input.KDC-130UGCD-Receiver with Front USB & AUX Input.