Apple MacBook Pro Silver 15" (Previous Model) with Intel Core i7, 16GB RAM, and 256GB Storage

Indicates whether the product is capable of connecting to 3G mobile networks (UMTS). A value of "Yes" means the device includes a 3G radio and can use 3G data services; "No" indicates it does not support 3G connectivity.

Indicates whether the product is capable of connecting to a 4G cellular network for data or voice services.

The operating frequency of the alternating current supplied to an AC adapter, expressed in hertz (Hz). It indicates the mains frequency range that the charger can handle and ensures proper operation with the connected device.

Indicates whether the product comes with an AC power adapter included in the package. A value of "Yes" means a charger is supplied, while "No" indicates that no charger is provided and the user must obtain one separately.

The range of alternating current voltage that an AC adapter can accept, expressed in volts (V). It specifies the minimum and maximum supply voltages compatible with the device, ensuring safe operation across different regions and power standards.

Indicates whether a device is equipped with an ambient light sensor that detects the intensity of surrounding light to adjust display brightness or other functions.

The chemical composition or classification of a battery, such as lithium‑ion, lithium‑polymer, nickel‑metal hydride, sealed lead acid, alkaline, zinc‑air, etc. It indicates the type of electrochemical reaction that stores and delivers energy in the device.

The specific version of the Bluetooth standard supported by a product, expressed as a numeric value (e.g., 4.2, 5.0) or with additional descriptors such as "+HS" or feature lists. This attribute indicates the capabilities and compatibility for wireless communication.

Indicates whether the product includes a built‑in stereo microphone, i.e., a single integrated microphone that captures sound from two channels for higher audio fidelity. A value of "Yes" means such a microphone is present; "No" indicates it is absent.

A list of the cable types that are supplied with the product, such as USB, HDMI, VGA, DisplayPort, LAN (RJ‑45), SATA, audio or other relevant connectors.

Indicates whether the device includes a built‑in card reader that can read removable memory cards such as SD, microSD, MMC or similar formats.

The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.

The linear measurement of an object from front to back or top to bottom, expressed in a physical unit such as millimeters, centimeters, inches, etc. It indicates how deep the item is and can be used for fitting, compatibility, or spatial planning.

Indicates whether the product includes a dedicated graphics adapter (discrete GPU) separate from any integrated graphics. A value of "Yes" means a discrete GPU is present, while "No" indicates only integrated graphics are available.

The amount of dedicated video memory (VRAM) available on a discrete graphics adapter, expressed as a data size such as megabytes (MB) or gigabytes (GB). It indicates how much graphical data can be stored for textures, frame buffers, and other GPU tasks, affecting performance in gaming, rendering, and high‑resolution displays.

The pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates how many pixels are used to render visual content and is commonly used for monitors, TVs, smartphones, cameras, and digital images.

The level of a product’s compliance with the EPEAT (Electronic Product Environmental Assessment Tool) program, indicating how well it meets environmental and sustainability criteria. Typical levels are "Gold", "Silver" or "Bronze".

Indicates whether the product includes an Ethernet LAN interface for wired network connectivity, allowing data transmission over RJ‑45 or compatible cables.

Indicates whether the device includes a built‑in fingerprint reader for biometric authentication. A value of "Yes" means the device has a functional fingerprint reader; "No" indicates it does not.

Specifies the physical configuration or design of a product, such as ATX, Micro‑ATX, Mini‑ITX, tower, case with cover, etc. It describes how the device is built and what mounting or expansion options it supports.

Indicates whether the product is equipped with a front-facing camera. The value can be "Yes" or "No", representing the presence or absence of this camera.

Indicates whether the product includes a full‑size keyboard, meaning a standard layout with all keys (including space bar, return, and function keys) arranged in a conventional arrangement suitable for typing on a laptop or desktop. A value of "Yes" means the device has such a keyboard; "No" indicates it does not.

Represents how many separate headphone output ports a product provides, such as the number of 3.5 mm jacks or other audio connectors available for headphones or earphones.

The vertical dimension of a product measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where height is relevant, including books, electronics, furniture and other objects.

The total amount of internal memory available in a device, expressed as a data size such as megabytes (MB) or gigabytes (GB). It indicates how much information the component can hold for active processes and affects multitasking performance.

A textual description indicating whether the keyboard’s keys are grouped into separate islands rather than a continuous row, which can affect typing ergonomics and aesthetics.

The illumination source used behind a display panel, such as LED, WLED, CCFL or LCD. It determines the brightness, energy efficiency and color accuracy of the screen.

The longest period a device can operate on a single charge before needing to be recharged, expressed in standard time units such as hours or minutes.

The largest amount of internal random‑access memory that a device can support, expressed as a data size such as megabytes or gigabytes. It indicates the maximum capacity for active processes and multitasking performance.

The maximum operating frequency of a memory module, expressed in hertz (Hz). It indicates how many cycles per second the RAM can perform and is typically reported as MHz or GHz. This value helps users compare performance potential across different memory types and system configurations.

The physical configuration or size classification of a memory module, such as SO‑DIMM, UDIMM, RDIMM, or on‑board. It indicates the form factor that determines compatibility with motherboards and other hardware components.

Indicates how many microphone input connectors are available on the product. The value is a simple integer representing the total count of MIC ports, regardless of type or version.

The altitude interval (in meters) at which a product or component ceases to function correctly due to environmental factors such as reduced atmospheric pressure, temperature changes, or other elevation‑related effects. The value is expressed as a minimum–maximum range and applies to any device that has documented limits for operation above or below certain heights.

The total count of microphones integrated into a device. This value indicates how many separate audio input channels are available for recording or voice‑recognition functions.

Indicates whether the product includes a numeric keypad area on its keyboard, typically found in full-size or laptop keyboards with an integrated numeric section.

The model name or number of the integrated graphics adapter built into a device, such as a laptop, desktop, or motherboard. It identifies the specific GPU variant used for rendering and video processing, allowing users to compare visual performance and compatibility across products.

The range of altitudes (in meters) at which a product or component can operate reliably without performance degradation due to changes in atmospheric pressure, temperature, or other altitude‑related effects.

The range of relative humidity (in percentage) within which the product is designed to operate reliably. Values are expressed as a minimum–maximum interval such as "20 - 80 %" and indicate the acceptable environmental moisture level for optimal performance.

The operating system that is installed on the device, indicating the software platform that manages hardware resources and provides services for applications. It can be a commercial OS such as Windows or macOS, an open‑source distribution like Linux, or a proprietary firmware used in embedded devices.

The type of optical drive included in a device, such as DVD‑RW, DVD‑Writer, Blu‑Ray RW, or no optical drive. This attribute indicates whether the product can read or write optical media and specifies the particular model or capability when available.

The specific technology used to construct the display panel, such as IPS, TN, VA, OLED, or LCD. It indicates how pixels are controlled and affects image quality, color accuracy, viewing angles, and power consumption.

The type of pointing device integrated into or used with the product, such as a touchpad, clickpad, trackpoint, or mouse. The value is a free‑text label that identifies the specific form factor or mechanism the user interacts with to move the cursor or select items.

The highest clock speed a processor can reach when its turbo or boost feature is active, expressed in hertz (Hz). This value indicates the peak performance capability of the CPU under load and helps users compare how fast a processor can run beyond its base clock speed.

The amount of internal memory reserved for a processor’s cache, expressed in units such as megabytes (MB) or gigabytes (GB). This value indicates how much data the CPU can store locally to accelerate access and improve performance.

The total number of physical processing units in a single central processing unit (CPU). This value indicates how many independent tasks the CPU can handle simultaneously, influencing multitasking and parallel performance.

The fundamental operating frequency of a processor, expressed in hertz (Hz). It indicates the speed at which the CPU runs under normal conditions and is typically reported in gigahertz (GHz) or megahertz (MHz). This value helps users compare performance potential across different models.

The total duration a device can remain powered on while not actively in use before it automatically powers off or enters low‑power mode. It is expressed in standard time units such as hours, minutes, or days and applies to batteries, chargers, and other electronic components that support standby operation.

The type of storage medium used in the product, such as SSD, HDD, eMMC, Flash, or hybrid combinations. It indicates whether the device uses solid‑state, magnetic, or other forms of memory and helps users understand the underlying technology.

A list of the wireless networking protocols and frequency bands that a device can connect to, such as IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, Wi‑Fi 4 (802.11n), Wi‑Fi 5 (802.11ac) or Wi‑Fi 6 (802.11ax). The values are typically separated by commas and may include both the technical name and a consumer‑friendly label.

Indicates whether a device has a touchscreen interface that can detect touch input. The value is "Yes" if the device includes a functional touchscreen, and "No" otherwise.

Represents how many TVI (Television Interface) connectors are present on the product. The value is a simple integer indicating the total count of TVI ports, regardless of version or configuration.

The mass of the product expressed in a standard unit such as grams or kilograms. It represents how heavy the item is and can be used for shipping calculations, handling instructions, or consumer information.

Indicates whether the product has built‑in Wi‑Fi capability, allowing it to connect to wireless networks without requiring external adapters or dongles.

A list of the wireless networking protocols and frequency bands that a device can connect to, such as 802.11a, 802.11b, 802.11g, Wi‑Fi 4 (802.11n), Wi‑Fi 5 (802.11ac) or Wi‑Fi 6 (802.11ax). The values are typically separated by commas and may include both the technical name and a consumer‑friendly label.

The horizontal measurement of a product, expressed in a linear unit such as millimetres or inches. It indicates how wide the item is from one side to the other and is used for sizing, fitting, and compatibility purposes.