24REFERENCESPlayable files• Playable audio file: MP3 (.mp3), WMA (.wma), AAC (.aac)• Playable disc media: CD-R/CD-RW/CD-ROM• Playable disc file format: ISO 9660 Level 1/2, Joliet, Long file name.• Playable USB device file system: FAT12, FAT16, FAT32Even when audio files comply with the standards listed above, playback may be impossible depending on thetypes or conditions of media or device.The AAC (.m4a) file in a USB device or a CD encoded by iTunes cannot be played on this unit.Unplayable discs• Discs that are not round.• Discs with coloring on the recording surface or discs that are dirty.• Recordable/ReWritable discs that have not been finalized.• 8 cm CD. Attempting to insert using an adapter may cause malfunction.About USB devices• This unit can play MP3/WMA/AAC/WAV/FLAC files stored on a USB mass storage class device.• You cannot connect a USB device via a USB hub.• Connecting a cable whose total length is longer than 5 m may result in abnormal playback.• This unit cannot recognize a USB device whose rating is other than 5 V and exceeds 1.5 A.About iPod/iPhoneMade for- iPod touch (2nd, 3rd, 4th, and 5th generation)- iPod classic- iPod nano (3rd, 4th, 5th, 6th, and 7th generation)- iPhone 3G, 3GS, 4, 4S, 5, 5S, 5C, 6, 6 Plus• You cannot operate iPod if “KENWOOD” or “ ” is displayed on iPod.• Depending on the version of the operating system of the iPod/iPhone, some functions may not operate onthis unit.About Android device• This unit supports Android OS 4.1 and above.• Some Android devices (with OS 4.1 and above) may not fully support Android Open Accessory (AOA) 2.0.• If the Android device supports both mass storage class device and AOA 2.0, this unit always playback viaAOA 2.0 as priority.MaintenanceCleaning the unitWipe off dirt on the faceplate with a dry silicone or soft cloth.Cleaning the connectorDetach the faceplate and clean theconnector gently with a cotton swab,being careful not to damage theconnector.Handling discs• Do not touch the recording surface of the disc.• Do not stick tape etc. on the disc, or use a disc with tape stuck on it.• Do not use any accessories for the disc.• Clean from the center of the disc and move outward.• Clean the disc with a dry silicone or soft cloth. Do not use any solvents.• When removing discs from this unit, pull them out horizontally.• Remove burrs from the center hole and disc edge before inserting a disc.More informationVisit also the following website for:– Latest firmware updates and latest compatible item list– Android™ application KENWOOD MUSIC PLAY– Any other latest informationGeneral• This unit can only play the following CDs:• Detailed information and notes about the playable audio files are stated in anonline manual on the following website: www.kenwood.com/cs/ce/audiofile/Connector (on the reverseside of the faceplate)