2009 Dodge Ram 1500 Pickup Owner Manual - Page 284

282 UNDERSTANDING YOUR INSTRUMENT PANEL • Maximum number of characters in file/folder names: extension may cause playback problems. The radio is designed to recognize the file as an invalid MP3 and will • Level 1: 12 (including a separator Љ.Љ and a threenot play the file. character extension) When using the MP3 encoder to compress audio data to • Level 2: 31 (including a separator Љ.Љ and a threean MP3 file, the bit rate and sampling frequencies in the character extension) following table are supported. In addition, variable bit Multisession disc formats are supported by the radio. rates (VBR) are also supported. The majority of MP3 files Multisession discs may contain combinations of normal use a 44.1 kHz sampling rate and a 192, 160, 128, 96 or CD audio tracks and computer files (including MP3 files). VBR bit rates. Discs created with an option such as Љkeep disc open after MPEG Sampling Bit Rate (kbps) writingЉ are most likely multisession discs. The use of Specification Frequency (kHz) multisession for CD audio or MP3 playback may result in 320, 256, 224, longer disc loading times. MPEG-1 Audio 192, 160, 128, 48, 44.1, 32 Layer 3 112, 96, 80, 64, Supported MP3 File Formats 56, 48, 40, 32 The radio will recognize only files with the *.MP3 exten160, 128, 144, sion as MP3 files. Non-MP3 files named with the *.MP3 MPEG-2 Audio 112, 96, 80, 64, 24, 22.05, 16 56, 48, 40, 32, 24, Layer 3 16, 8