Logitech K400 Plus Easy Media Control Keyboard

The chemical composition or classification of a battery, such as alkaline, lithium‑ion, NiMH, or lead‑acid. It indicates the energy storage technology used in the product and helps users identify compatibility with devices that require specific battery chemistries.

Represents the visual tone or hue that characterizes a product’s appearance, whether it is a single solid color, a combination of colors, or a special finish. This attribute helps users identify and compare items based on their aesthetic look.

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.

List of physical or logical interfaces that a device can use to connect with other components, such as USB, PCI Express, SATA, Ethernet, Thunderbolt, DisplayPort, and similar technologies. Each value represents an interface standard supported by the device.

Indicates whether a product has been designed with ergonomic features to improve comfort, reduce user fatigue, and enhance usability. A value of "Yes" means the item incorporates elements such as contoured shapes, supportive grips, or other design choices that promote natural posture and ease of use; "No" indicates it lacks these specific ergonomic characteristics.

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.

The operating frequency range of a device expressed in hertz (Hz). It indicates the specific radio frequencies that the product can transmit or receive, whether as a single value (e.g., 2.4 GHz) or a range (e.g., 2.4–5 GHz). This attribute helps users understand the wireless capabilities and compatibility of the device with network standards.

Indicates whether a keyboard or input device includes programmable hot keys that can be customized for shortcuts, media control, gaming macros, or other functions.

Indicates whether the product has an illumination feature, such as backlit keys or LEDs that can be turned on or off.

Represents the physical layout or size classification of a keyboard, such as full‑size, mini, tenkeyless (TKL), or other common form factors used in computer input devices.

The natural language that the keyboard layout is designed for, indicating which regional or linguistic variant of key labels and input methods are available on the device.

The arrangement of keys on a keyboard, indicating the language or region it supports (e.g., QWERTY, UK QWERTZ, AZERTY). This attribute helps users identify which typing layout is available for the device.

A concise description of the physical shape or layout style of a keyboard, such as "Straight", "Curved" or "Numeric". It indicates whether the keys are arranged in a flat, angled, or numeric‑only configuration and helps users identify the typing experience and ergonomics of the device.

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

The specific arrangement of keys on a keyboard, indicating the language or region it supports (e.g., US QWERTY, UK QWERTY, German QWERTZ). This attribute helps users identify which typing layout is available for the device.

The specific mechanical or non‑mechanical mechanism that activates each key on a keyboard, such as "Cherry ML" or other manufacturer models. It indicates how the key registers input and affects typing feel, durability, and noise level.

A list of mobile operating systems that the product supports, including specific versions and architectures when relevant. Each value represents a distinct OS that is compatible with the device.

Indicates whether a mouse is supplied as part of the product’s standard package or bundle. A value of "Yes" means a mouse is included and ready for use; a value of "No" means no mouse is provided and must be purchased separately.

Indicates whether the keyboard includes dedicated multimedia keys for functions such as play, pause, volume control or quick access to media applications.

The total count of battery units that a product can accommodate or use simultaneously. This value indicates how many separate batteries are required, optional, or compatible with the device, helping users understand power capacity and replacement options.

The total count of individual items that are part of the product package or bundle. It indicates how many separate units, components, or accessories are supplied together in a single purchase, regardless of type or function. The value is expressed as an integer without any unit of measure.

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.

Indicates whether a product includes a palm rest—a horizontal or vertical support for the user’s palms while seated or standing. A value of "Yes" means the feature is present, whereas "No" indicates it is absent.

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 type of electrical supply that powers the device, such as mains electricity, batteries, USB power, or a combination of these options.

Indicates whether the device has programmable input keys that can be configured by the user to perform custom actions such as macros, shortcuts or media controls.

The purpose indicates the primary function or intended use of a product, such as "Notebook", "Gaming", or "Server". It helps customers quickly identify whether the item matches their needs and can be used for filtering or categorization across different product categories.

Indicates whether the product comes with a wireless receiver included in its package. A value of "Yes" means a receiver is supplied, while "No" indicates that no receiver is provided and must be purchased separately.

The total duration a battery can operate before it needs replacement, expressed in months. It indicates how long the battery will last under typical usage conditions and helps users compare longevity across products.

Indicates whether a product set contains a mouse as part of its standard package. A value of "Yes" means the mouse is included and ready for use, while "No" means no mouse is provided and must be purchased separately.

Indicates whether a keyboard has slim or narrow keycaps that are thinner than standard keycaps, providing a more compact typing experience.

Represents the visual appearance or pattern applied to a product’s surface, such as a single color (monotone), an image, or a repeating design. It indicates how the exterior of the item is finished and can be used to differentiate models or styles.

Indicates whether the product includes an integrated USB hub. The value is "Yes" or "No", allowing users to quickly determine if additional USB ports are available.

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.

A textual list of the wireless communication technologies that a product supports, such as Wi‑Fi standards (e.g., 802.11a/b/g/n/ac/ax) and Bluetooth versions. The value may include multiple protocols separated by commas or other delimiters.

The maximum distance over which a device can maintain a reliable wireless connection to another device or network. It is expressed in linear units such as meters or feet and indicates the effective coverage area for Wi‑Fi, Bluetooth, RF, or other radio technologies.

List of physical or logical interfaces that a wireless receiver can use to connect with its host device, such as USB Type‑A, USB Type‑C, or audio jacks. The values are free‑text labels describing the connector type and any relevant version information.

Indicates whether the product includes a wrist rest or support feature that provides ergonomic cushioning for the user's wrists during use.