Look at the details
Begin with the exact model number and region. Similar-looking devices may have different included accessories, storage or supported media. Check the manufacturer’s current documentation for the particular edition and think about the equipment you already use with it.
Keep a useful record
For a collection, save the exact item name, identifying details and condition notes alongside your own photographs. For daily use, keep the care or setup instructions somewhere easy to find. A clear description is more useful than a broad category name when you return to a piece later.