2011 Toyota Tundra Double Cab Owners Manual - Page 381

3-2. Using the audio system l Extensions If the file extensions .mp3 and .wma are used for files other than MP3 and WMA files, they will be mistakenly recognized and played as MP3 and WMA files. This may result in large amounts of interference and damage to the speakers. l Playback • To play MP3 files with steady sound quality, we recommend a fixed bit rate of at least 128 kbps and a sampling frequency of 44.1 kHz. • There is a wide variety of freeware and other encoding software for MP3 and WMA files on the market, and depending on the status of the encoding and the file format, poor sound quality or noise at the start of playback may result. In some cases, playback may not be possible at all. • Microsoft®, Windows®, and Windows Media® are the registered trademarks of Microsoft Corporation in the U.S.A. and other countries. 3 Interior and exterior features CAUTION n Caution while driving Do not connect a USB memory or operate the controls. NOTICE n To prevent damage to a USB memory l Do not leave a USB memory in the vehicle. The temperature inside the vehicle may become high, resulting in damage to the player. l Do not push down on or apply unnecessary pressure to the USB memory while it is connected as this may damage the USB memory or its terminal. l Do not insert foreign objects into the port as this may damage the USB memory or its terminal. 355