HP Envy 7855 All‑In‑One Photo Printer

The frequency of the alternating current supplied to a power supply or charger, expressed in hertz (Hz). It indicates the acceptable operating range for the electrical mains that powers the device, ensuring proper functionality and safety.

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

Indicates whether a product offers multiple core functions—such as printing, scanning, copying, and faxing—in a single device. A value of "Yes" means the product can perform all these tasks; "No" indicates it is limited to one or fewer functions.

Número máximo de páginas que el alimentador automático de documentos (ADF) puede manejar en una sola carga. Este valor indica la capacidad de alimentación continua del escáner o impresora y permite al usuario planificar cuántas hojas se pueden procesar sin recargar.

Indicates whether a device or service automatically attempts to reconnect a call after an initial disconnection, without user intervention.

Indicates whether the product includes a built‑in screen or display unit that can be used directly for viewing content, such as an integrated monitor on a laptop or a built-in display on appliances. A value of "Yes" means the device has such a display; a value of "No" means it does not.

Indicates whether the product contains a built‑in central processing unit (CPU) that can execute instructions without requiring an external processor module. A value of "Yes" means the device has such a CPU; "No" means it does not.

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 total count of individual cartridge units that are supplied with the product or device. This includes any consumable cartridges such as ink, toner, filter, or other replaceable components that can be used directly in the equipment without additional purchase.

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 whether the product’s display can show color images or is limited to monochrome output. A value of "Yes" means the screen supports full‑color rendering; "No" indicates a black‑and‑white or single‑colour display.

List of the memory card types that a device can read or write, such as MicroSD (TransFlash), SD, MMC, CompactFlash, and others. Each value represents a format that the device’s slot or reader supports for storage expansion.

The percentage by which a document is scaled when printed, copied or scanned. A value of 100% means the output size matches the original; values below 100% reduce the size and values above 100% enlarge it.

The maximum number of copies a printer can produce per minute when printing in black‑and‑white at normal quality on A4 paper. This value indicates the throughput capability for standard copy tasks and allows users to compare performance across models.

Indicates whether the device can perform copy functions and the type of copying it supports (e.g., colour or monochrome). The value is a free‑text label that describes the copying feature available on the product.

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 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 is capable of transmitting digital signals or data, such as through a digital output interface. The value is "Yes" when the feature is present and "No" when it is not.

Indicates whether the device can print directly from mobile devices, network shares or other sources without requiring additional drivers or software installation. A value of "Yes" means the printer supports direct printing technologies such as AirPrint, Mopria Print Service, or similar solutions; a value of "No" indicates that direct printing is not supported.

A list of file formats that the product can open, view or print, such as PDF, DOCX, TXT, XPS and other common office or text documents. Each value represents a distinct format supported by the device’s software or firmware.

A comma‑separated list of the duplex capabilities that a device can perform, such as automatic duplex printing, manual duplex printing, duplex scanning, or any other dual‑side operation mode. The values indicate which duplex functions are available on the product and help users understand how the device handles double‑sided documents.

A list of envelope sizes that a product can accept, expressed with standard codes or names (e.g., "DL", "C5", "10"), optionally combined in comma‑separated groups to indicate compatible envelopes.

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

The amount of memory available for storing fax documents, expressed either as a number of pages or as a digital storage size (e.g., megabytes). It indicates how many faxes can be queued or archived before the device requires clearing or additional storage.

The pixel dimensions of a fax machine’s display or output, expressed as width by height (e.g., 300 x 300 DPI). It indicates how many pixels are used to render the visual content and is commonly applied to fax machines, printers, and multifunction devices.

The highest count of telephone numbers that can be stored for quick dialing on a fax machine or multifunction device. This value indicates how many contacts the user can pre‑save for rapid access during fax operations.

The total count of distinct gray shades that a display, printer, or imaging device can produce or reproduce. It indicates the resolution of the gray scale and is typically expressed as an integer such as 256, 1024, or 16.

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.

A list of the file extensions and codecs that a product can read, display, or record. Each value represents a valid format such as JPG, PNG, BMP, GIF, HEIF, WebP, RAW, etc., and may include both the extension and the associated codec name.

The maximum number of pages that a single black ink or toner cartridge can print before it needs to be replaced. This value helps users estimate how often they will need to refill or replace the cartridge and compare the longevity of different cartridges.

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.

A classification that indicates the target audience or use case for a product, such as Business, Gaming, Home & Office, Education, etc. It helps customers quickly identify which products are best suited to their needs.

The highest pixel resolution that a printer can produce, expressed as width by height (e.g., 600x1200). It indicates the finest detail achievable in printed documents and images.

The maximum number of pages a printer, copier or fax machine is designed to handle in a typical month of operation. It indicates the expected workload capacity and helps users compare how heavily different models can be used before reaching their limits.

The total count of individual copies that a product can produce, print, or otherwise deliver in a single operation or session. It represents the maximum number of identical units that the device is capable of handling at once, such as the number of pages a printer can copy before needing to pause or reload. The value is an integer and may be accompanied by the word "copies" for clarity.

The total count of individual paper trays that a printer, photocopier or fax machine can accommodate for automatic feeding. It indicates how many separate trays are available to hold different types or sizes of media, allowing the device to switch between them during operation.

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 highest pixel dimensions that a device can output or support, expressed as width by height (e.g., 1920x1080). It indicates the maximum resolution available for display content on the product.

A comma‑separated list of mobile printing services or protocols that a device can use to send print jobs from smartphones, tablets or other mobile devices. Typical values include Apple AirPrint, Google Cloud Print, Mopria Print Service and similar cloud‑based solutions.

The maximum data transfer rate that a modem can achieve, expressed in kilobits per second (Kbit/s) or other common abbreviations such as Kbps. This value represents the theoretical peak throughput of the device under optimal conditions and allows users to compare the speed capabilities of different modems.

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 pixel dimensions of a scanner’s optical sensor, expressed as width by height (e.g., 1200×2400). It indicates how many pixels can be captured per scan and determines the sharpness and detail of scanned images.

The type of paper input mechanism available in a printer or copier, such as a standard tray, cassette, sheet‑fed feeder, manual feed, or roll. It indicates how the device accepts and feeds paper for printing, scanning or copying.

The typical electrical power drawn by a device while it is in normal operation, expressed in watts (W). It represents the average energy consumption during use and can be used to estimate operating costs or compare efficiency across similar products.

The electrical power required by a device when it is in its ready or standby state, expressed in watts (W). This value represents the typical energy draw of the product while it is powered on but not actively performing tasks, and can be used to estimate idle consumption or compare efficiency across similar devices.

Indicates whether a power cord is supplied with the product. A value of "Yes" means that a power cable is included in the package, while "No" indicates it is not provided and must be purchased separately.

The maximum number of pages a printer can produce per minute when printing in black ink at draft quality on standard A4 or US Letter paper. This rate indicates how quickly the device can complete print jobs under typical low‑quality settings.

The number of pages a printer can produce per minute when printing in colour at draft quality on standard A4 or US Letter paper. The value is expressed as a page‑per‑minute rate followed by the unit "ppm" and indicates how quickly the device can complete typical print jobs under these conditions.

Indicates whether the printer can produce colour output or is limited to monochrome (black‑and‑white) printing. Typical values are "Colour printing" for devices that support full colour, "Mono printing" for black‑only devices, and "No" when colour capability is not available.

The sound intensity produced by a printer while it is operating, expressed in decibels (dB). This value helps users assess how quiet the device will be in office or home environments.

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 quick‑installation guide is provided with the product. A value of "Yes" means that a brief, step‑by‑step manual or overview is included to help users set up the device quickly; "No" indicates that no such guide is supplied.

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.

Represents how many RJ‑11 telephone line connectors are present on the product. The value is a simple integer indicating the total count of RJ‑11 ports, regardless of version or configuration.

A list of destinations or methods to which a device can send scanned documents, such as email, FTP, cloud services, USB storage, or local PC. Each option represents a supported transfer protocol or target location for the scanned output.

The functional configuration of a scanner, indicating how documents are fed into the device. Common types include flatbed scanners with automatic document feeders (ADF), sheet‑fed scanners, single‑pass or dual‑pass ADFs, and specialized modes such as 1D/2D barcode readers. This attribute helps users understand whether the scanner can handle single pages, multiple pages automatically, or specific scanning formats.

Indicates whether the product can perform scanning operations and what type of scans it supports (e.g., color or monochrome). The value is a free‑text label that may include terms such as "Color scanning", "Mono scanning" or simply "Yes/No" to denote availability.

The maximum number of paper sheets that a device can accept in a single feeding cycle, expressed as an integer value without units. This attribute helps users compare how many pages a printer, copier or scanner can process before needing to be refilled.

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 maximum number of paper sheets a device can process—print, copy or scan—in a single standard output cycle. This value indicates the capacity of the input tray or feeder and helps users compare how much material each model can handle before needing to reload.

A list of the printing languages or command sets that a printer can understand and execute, such as PCL, PostScript, ESC/P‑R, or PDF. These languages define how the printer interprets page descriptions and controls printing operations.

A list of paper, envelope, label, and other printable media that a device can accept for printing, copying or scanning. Each entry is a free‑text name such as "Plain paper", "Glossy paper" or "Envelope". The list may include multiple items separated by commas.

The range of relative humidity (expressed as a percentage) within which the storage device is designed to operate reliably. Values are given as a minimum–maximum interval such as "10 - 90 %" and indicate the acceptable environmental moisture level for optimal performance.

The duration from the moment a web request is made until the first black page is rendered on the screen, expressed in seconds or other standard time units. It indicates how quickly a user sees any visual content and helps assess initial page performance.

The time interval from when a printer is powered on or a document is sent until the first coloured page appears on the output tray. It is expressed in seconds, minutes, or other standard time units and indicates how quickly the device reaches its initial printing state.

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.

Indicates the presence and quantity of USB connectors on a product. The value is typically an integer representing how many USB ports are available, regardless of type or version.

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.

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.