Parece que si acepta MPT, pero no se si el formato del N5 sea compatible... "The Alpine iDA-X305S features a rear-panel USB port and comes supplied with a 58" USB extension cable to connect a USB MSC (Mass Storage Class) or MTP (Media Transfer Protocol) MTP compliant device; such as your Android smartphone, portable digital audio player, or USB thumbdrive.*The iDA-X305S can play MP3, WMA, and AAC files stored on a compatible USB memory device formatted in FAT 12/16/32"