2002 - 2003 - 2004 Nissan Altima Radio AM FM CD Player Upgraded with an Aux Input. Perfect for iPhone, Android, Satellite Radio, mp3 Players & more! --- Black Version --- Model Number: 281858J100 REF Number: CQ-JN2261X Part Number: PY020. Your vehicle must have originally been equipped with the Non-Bose version of this radio (PY020 or PY530) in order to use this. This radio will not work with the Bose system. If you are unsure of fit, please compare your plugs or contact a Nissan dealer with your VIN and our part number. This is for a black 2002-2004 Nissan Altima AM FM CD Player Radio that has been upgraded with an auxiliary input. The radio also features speed compensating volume controls which is only compatible with vehicles that have this feature. It is being sold as a replacement unit. If you do not have this exact same part number, this radio may not work for your vehicle. If you have any questions about compatibility, please contact your Nissan dealer. Operation of the iPod jack is a snap. Just plug your accessory in and you will be listening to it through all of your car speakers. Tired of listening to static over your FM modulated satellite radio? Just plug it right in and listen to satellite radio the way it is supposed to sound! Use the volume control on the radio as you usually would. It is the same with the bass, treble, fader, and balance. Press the clock button and you have clock display. There is no compromise on the audio going into the jack as it is running straight into the amp.