Brother Colour Laser A4 Printer With Wireless Network HL3140CW

The frequency of the alternating current supplied to the device, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the product.

The alternating current voltage range that the product accepts from its power source, expressed in volts (V). It indicates the minimum and maximum supply voltages compatible with the device.

Indicates whether the device is equipped with an automatic document feeder that can load and feed multiple pages automatically for scanning, copying or faxing. A value of "Yes" means the feature is available; "No" means it is not present.

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

Indicates whether the product has been certified by the Blue Angel program, a recognized sustainability label that confirms compliance with environmental and social criteria.

Indicates whether the product has been certified by Blue Angel, a recognized sustainability and quality standard that ensures compliance with environmental and social criteria.

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.

Indicates the types of network or data interfaces available on a product, such as wired (e.g., Ethernet, USB) and wireless (e.g., Wi‑Fi, Bluetooth). The value may list one or more interface names separated by commas.

The country where the product was manufactured or its primary geographic source. This attribute indicates the nation responsible for the production or assembly of the item.

The linear dimension of the media that a device can handle, expressed as a range in millimetres (mm). It represents the minimum and maximum size of paper or other media supported by the product.

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 visual technology used by the product’s screen, such as LCD, LED, OLED, TFT or analog. It indicates the underlying display panel that determines image quality, color reproduction and power consumption.

Indicates whether the device can automatically print on both sides of a sheet in a single pass. A value of "Yes" means duplex printing is supported; a value of "No" indicates that only single‑sided printing is available.

Maximum amount of electrical energy that a battery can store, expressed in units such as milliampere‑hours (mAh), ampere‑hours (Ah) or watt‑hours (Wh). This value indicates the upper limit of capacity available for devices powered by rechargeable batteries and helps users compare endurance and suitability for their needs.

Indicates whether a product has been certified by the Energy Star program, an internationally recognized standard for energy efficiency in appliances and electronics.

A statement indicating the environmental impact or certification of a product, such as recycled content percentages, eco‑labels, or renewable energy usage. The value is typically a free‑text description that may include a percentage, a certification name, or a combination of both.

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

Indicates whether a product meets environmental standards that reduce or eliminate hazardous substances, promote energy efficiency, and support sustainable manufacturing practices. The value is a simple yes or no answer.

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.

Indicates whether the product or its manufacturer complies with ISO 14001, an international standard for environmental management systems. A value of "Yes" means the organization has been certified to meet the requirements; "No" indicates it is not certified.

A list of the printing command sets or languages that a printer can understand and execute, such as PCL, PostScript, ESC/P, PDF, and other proprietary formats.

List of Linux operating systems that the product is compatible with, including specific versions and architectures when relevant. Each value represents a distinct Linux distribution or kernel version supported by the hardware or software.

A list of macOS operating system versions that the product supports or is compatible with, such as "macOS 10.15 Catalina", "macOS 11 Big Sur" or newer releases. Each entry represents a distinct OS version that can run on or be supported by the device.

The largest paper or media size that a printer can handle, expressed either as standard format names (e.g., "A4", "Legal") or as physical dimensions in millimeters or inches. It indicates the maximum sheet dimensions supported by the device for printing.

The maximum pixel dimensions of a display or image, expressed as width by height (e.g., 1920x1080). It indicates the highest resolution that a device can output or support and is commonly used for monitors, TVs, smartphones, cameras, and digital images.

A concise list of the minimum hardware, software, and firmware specifications required for a product to operate correctly. Each requirement is expressed in plain language and may include operating systems, processor types, memory size, storage capacity, graphics capabilities, or other relevant components. The list helps users verify that their environment meets the essential criteria before purchasing or installing the product.

Indicates whether a printer can produce colour output or is limited to monochrome (black‑and‑white) printing. The value may be "Colour" for full‑colour printers, "Mono" for black‑only devices, or other descriptive terms such as "Monochrome".

Indicates whether the product can connect to a network, either wired or wireless, and is capable of transmitting and receiving data over that connection.

Indicates whether the product can connect to a network, such as via Ethernet or Wi‑Fi.

Indicates whether the product is waterproof or water‑resistant. A value of Yes means the item can be exposed to moisture without damage, while No indicates it is not designed for wet conditions.

A unique identifier used by original equipment manufacturers to distinguish a specific product model. It typically consists of alphanumeric characters and may include series or version information, allowing users to track and verify product compatibility across supply chains.

The total count of individual units contained within a single package or bundle. This value helps customers understand how many pieces they receive when purchasing the product, and it is useful for inventory, shipping calculations, and consumer information.

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

The vertical dimension of a product’s packaging measured from its lowest to highest point. It is expressed in a physical unit such as millimetres, centimetres or inches and helps customers assess how tall the package will be when stored or shipped.

The horizontal measurement of a product’s packaging, expressed in a linear unit such as millimetres or inches. It indicates how wide the package is from one side to the other and helps customers assess fit for storage, shipping, or display.

The maximum number of paper sheets that a printer or copier can hold in its input tray(s) for automatic feeding. This value indicates how many pages the device can process before needing to be reloaded, helping users compare throughput and convenience across models.

A list of the paper or media types that a printer’s input trays can accept, such as envelopes, labels, plain paper, recycled paper, and transparencies. The values are free‑text strings separated by commas, allowing users to see which materials are compatible with the device.

The weight of the paper or media measured in grams per square metre. It indicates how heavy a sheet of material is and can be used to compare paper density, estimate printing costs, or assess suitability for specific printing tasks.

The specific printing process or method used by a device, such as laser, inkjet, thermal, or other specialized techniques. It indicates how the product creates images on paper or media.

The total number of individual units contained in a single product or packaging unit, such as the number of items in a box, the number of components in an assembly, or the quantity of consumables in a pack. This value is expressed as a positive integer without any measurement unit.

The maximum speed at which a printer or label maker can produce output, expressed as a linear velocity (e.g., millimetres per second) or a page‑per‑minute rate. This value indicates how quickly the device can complete printing tasks and is useful for comparing throughput across models.

The type of printing process or technology used by the product, such as laser, inkjet, thermal, LED, or other specialized methods.

A list of the colours that a product can print or produce, such as black, cyan, magenta, yellow and any additional colour variations (e.g., photo‑black, matte black). The value is a comma‑separated string of colour names. This attribute applies to printers, ink cartridges, toner cartridges, and other printing consumables.

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.

Indicates whether a product contains chemicals that must be registered under the REACH regulation. A value of "Yes" means the product is subject to registration, while "No" indicates it is exempt or does not contain regulated substances.

The expected number of pages a printer, copier or fax machine is designed to produce in an average month under normal operating conditions. It indicates the workload capacity that the device can handle without overheating or failure.

Indicates whether the product’s material can be recycled, including statements of availability or specific recycling instructions. The value may be a simple yes/no answer or a percentage such as "95% Recyclable". This attribute helps consumers identify items with recyclable content and understand any limitations.

The proportion of a product’s materials that are recovered and reused, expressed as a percentage between 0 and 100. A value of 0 indicates no recycled material, while 100 means the product is entirely composed of recycled components.

A list of official RoHS‑related certifications or references that a product has received, such as "Yes", "DoC" (Declaration of Conformity), model numbers, or availability notes. Each entry represents a distinct certification or status related to RoHS compliance.

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 sound power level produced by a device while it is in standby mode, expressed in decibels (dB). This value indicates the acoustic intensity of the product when it is powered on but not actively performing tasks, helping users assess suitability for quiet environments.

Indicates whether the product has a standby indicator light that illuminates when the device is powered on but not actively in use.

A list of the physical or logical interfaces that a device can use to connect with other devices, such as USB, Ethernet, Bluetooth, Wi‑Fi, RS‑232, RJ‑45, Parallel, and similar standards.

The chemical composition of a battery that determines its performance, energy density, and suitability for different applications. Common chemistries include Lithium‑Ion, Nickel‑Metal Hydride, Alkaline, Lead‑Acid, and others.

The maximum number of individual pages that a product—such as a book, magazine, or printed publication—can contain. It represents the total count of physical sheets, regardless of layout or formatting, and is useful for assessing the length or volume of the material.

The category of coverage provided by the manufacturer’s guarantee, such as parts only, labor only, return to base, or a combination of these options.

Indicates whether the product can be configured and monitored through a web interface accessible via a browser, allowing remote administration over a local or internet connection.

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.

A list of Microsoft Windows operating system versions that the product is compatible with, including any relevant architecture or edition information.