Mitel 632d Wireless Telephone - Black/Silver

The colour(s) of the illumination used on a keyboard’s backlighting system, such as RGB combinations (e.g., "Red/Green/Blue"), single‑colour options (e.g., "White", "Blue") or generic terms like "Multi". This attribute helps users identify the visual appearance and lighting capabilities of the keyboard.

The total number of text lines that a device’s built‑in or external display can show at once. It indicates how many separate rows of characters are visible on the screen, which is useful for understanding readability and interface layout.

The IP (Ingress Protection) code indicates a product’s resistance to solids and liquids. It follows the standard two‑digit format (e.g., IP20, IP67), where the first digit represents protection against solid particles and the second against liquids. The code may include an ‘X’ to denote unknown protection for that category or multiple codes separated by commas for products offering different levels of protection in various configurations.

The total count of distinct melodies or tones that a device can play, store, or generate. It represents how many individual audio patterns are available for use, such as in doorbells, alarm systems, or musical instruments.