A modernized overview of the Alpine CHA-S634, a mid-2000s 6-disc, MP3-capable car CD changer that used Alpine's Ai-NET interface. Still useful for legacy systems and collectors, but now largely a discontinued technology.
Ringtones have moved from single-note beeps to short audio files you create or download. Learn modern formats (MP3, M4R), how to get and set custom ringtones on Android and iPhone, and legal and security tips.
Practical, up-to-date steps for moving DRM-free audiobooks from your computer to non-iPod players (SanDisk, Creative, Sony, Fiio). Explains how to identify DRM, copy files via USB/MTP, and what to do for vendor-protected books.
Ringtones are now driven by apps and user-made clips rather than carrier storefronts. Learn formats (MP3, M4R), how to add tones to Android and iPhone, legal considerations, and practical tips.