Western Digital WD My Book 4TB External Desktop Hard Drive (WDBBGB0040HBK-EESN)

The electrical potential difference supplied by the AC adapter to a device, expressed in volts (V). It indicates the nominal voltage that the charger outputs and is used to match the adapter with compatible equipment.

A list of software applications, operating systems, drivers, or utilities that are pre-installed or bundled with the product. The values may include antivirus suites, productivity tools, device management utilities, and other essential software components.

Specifies the type of interface or mechanism used to secure a cable in its port, such as Kensington, Noble, IBM, or other standard lock slots. This attribute helps users identify compatibility and security features of the device.

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.

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 network and data interface technologies supported by the product, such as Wired, Wireless, USB, Bluetooth, or combinations thereof. Each value represents a distinct technology that can be used for communication or power delivery.

The highest theoretical speed at which a device can send or receive data, expressed in bits per second (bps) or its multiples such as kbps, mbps, gbps, etc. It represents the upper bound of throughput under optimal conditions and is useful for comparing performance across devices and interfaces.

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.

The general classification of a product, such as tablet, smartphone, router, or computer. It indicates the primary function or form factor that helps buyers quickly identify and compare similar items.

The total storage capacity of an internal hard drive installed in the product, expressed as a numeric value with an appropriate unit such as GB, MB, or TB. This attribute helps users understand how much data can be stored on the device.

The physical or logical interface used by a hard drive to connect with other components, such as SATA, SAS, USB, PCI Express, or M.2. It indicates the technology that enables data transfer and power delivery between the device and its host system.

The physical width of a hard drive measured in inches or millimetres, typically expressed as the diagonal size of the drive’s enclosure (e.g., 2.5" or 3.5"). This measurement indicates the form factor that determines compatibility with computer bays, external enclosures, and mounting brackets.

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.

Indica el material o la combinación de materiales con los que está fabricado el componente más importante de un producto, como metal, plástico, vidrio u otros compuestos. Este atributo ayuda a comprender la durabilidad, peso y estética del artículo.

Indicates whether a product requires the entry of a password to access sensitive functions or data, providing an additional layer of security against unauthorized use.

Indicates whether the product can be used immediately after installation without requiring additional configuration or drivers.

A comma‑separated list of protective characteristics that a product offers, such as resistance to dust, water, shock, heat, or other environmental factors.

A list of cryptographic and authentication methods that a device can use for secure communication or data protection. Each entry represents a distinct algorithm or protocol, such as encryption ciphers (e.g., AES, WEP), authentication mechanisms (e.g., RADIUS, WPA‑PSK), or network security protocols (e.g., HTTPS, SSL/TLS). The values are typically separated by commas and may include both technical identifiers and consumer‑friendly labels.

The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.

Indicates whether the product has a USB interface for data transfer or power delivery. A value of "Yes" means at least one USB port is present; "No" indicates no USB ports are available.

The physical interface of the main USB port on a device, such as USB‑A, USB‑B, USB‑C, Micro‑USB or Mini‑USB. It indicates the shape and electrical characteristics that determine compatibility with cables, adapters and peripherals.

Indicates whether the device receives its power supply through a USB connection. A value of "Yes" means the product can be powered directly from a USB port, while "No" indicates it requires an external power source.

Indicates whether the product includes a USB Type‑C port, which is a reversible connector used for data transfer and power delivery. The value is typically "Yes" or "No", but may also specify additional details such as support for USB 3.1 Gen 2 or Thunderbolt 4.

The specific version of the USB standard that a product supports, expressed as a generation number and optional descriptive suffix (e.g., "3.2 Gen 1" or simply "3.0"). This attribute indicates the data‑transfer capabilities and compatibility with USB devices.

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, handling, or user information purposes.

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

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.