NEC NP-M311X 4:3 Portable Projector

Indicates whether the product has built‑in support for 3‑dimensional (3D) content or displays. A value of "Yes" means the device can render or display 3D images, videos, or games; a value of "No" means it does not have native 3D capability.

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.

Specifies the analog video signal standards that a device can receive or transmit, such as NTSC, PAL, or SECAM. Each value represents one of the common broadcast formats used worldwide.

The proportion between the width and height of a display, image or video, expressed as two numbers separated by a colon (e.g., 16:9). It indicates whether content is designed for widescreen, square, or other aspect ratios.

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 includes a slot for inserting a cable lock, such as a Kensington or similar security device.

The specific type of cable lock interface that a device provides for securing cables, such as Kensington, Noble, IBM or other standard locking mechanisms.

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.

A list of official certifications or compliance marks that the product has received from regulatory bodies, safety organizations, or industry standards groups. Each entry represents a distinct certification such as CE, FCC, RoHS, UL, or WEEE, and may include additional details like version numbers or specific test reports.

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 how many DVI connectors are present on the product. The value is a simple integer representing the total count of DVI ports, regardless of type or version.

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

Specifies the focusing behavior of a camera or imaging device, indicating whether it uses automatic focus, manual focus, or a combination such as auto‑manual. The value is expressed as a free‑text string that describes the mode in use.

Indicates whether the product is capable of displaying or transmitting video at Full HD resolution (1920 × 1080 pixels). A value of "Yes" means that Full HD functionality is supported, while a value of "No" indicates it is not available.

Indicates whether a handheld device can be operated from a distance using an external remote control such as infrared, Bluetooth or Wi‑Fi. A value of "Yes" means the product supports remote operation; "No" indicates it does not.

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 range of frequencies, expressed in kilohertz (kHz), over which a device can process or display horizontal signals or scan lines. It indicates the minimum and maximum operating frequencies for horizontal scanning operations.

The electrical power rating of a lamp or light source, expressed in watts (W). It indicates the amount of energy the lamp consumes during operation or the maximum output it can deliver to connected devices.

The kind of illumination technology used to produce light in a device, such as lamp, LED, laser, or hybrid combinations. It indicates the fundamental source that determines brightness, color temperature, and energy consumption.

Indicates whether a user manual—physical or digital—is provided with the product. A value of "Yes" means that a manual is included, while a value of "No" indicates that no manual is supplied.

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 sound intensity produced by a product, expressed in decibels (dB) or sones. It indicates how loud the device is during operation and helps users assess suitability for quiet environments.

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

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

Indicates the general classification or type of an item, such as "laptop", "projector", "router" or "paint". It helps users quickly identify the nature of the product and compare similar items across categories.

The minimum and maximum distances, in meters, at which a projector can display an image on a screen while maintaining acceptable sharpness and brightness. The value is expressed as a range (e.g., "1.2 - 10 m"). It helps users determine whether the projector will fit their room size.

The light‑processing method used by a projector to create an image, such as DLP, LCD, LED or 3LCD. It indicates the underlying optical system that determines brightness, color accuracy and overall visual performance.

The amount of light emitted by a projector, expressed in lumens (ANSI lumens). It indicates how bright the projected image will appear under typical viewing conditions.

The pixel dimensions of a projector’s display, expressed as width by height (e.g., 1920x1080). It indicates how many pixels the projector can output and is used to assess image clarity and compatibility with source content.

Indicates whether a quick‑start guide is provided with the product. A value of "Yes" means that a brief, introductory manual or overview is included to help users get started quickly; "No" indicates that no such guide is supplied.

The method or mechanism used to operate a device remotely, such as infrared (IR), Bluetooth, Wi‑Fi, radio frequency, or wired connections. It indicates how the user can send commands to the product from a distance.

The root‑mean‑square (RMS) power rating of a device, expressed in watts (W). It represents the average electrical power that the product can deliver or consume under normal operating conditions.

Indicates whether the product is manufactured in accordance with the RoHS (Restriction of Hazardous Substances) directive, which limits the use of certain hazardous materials in electrical and electronic equipment.

The range of screen diagonal sizes that a product can accommodate, expressed in millimeters or inches. It indicates the minimum and maximum screen dimensions supported by the device’s enclosure or mounting area, helping customers choose compatible displays.

The type of serial communication interface supported by the product, such as RS‑232, RS‑485, RJ‑45, or SATA. It indicates which physical connectors and protocols are available for data exchange with other devices.

The total operating hours a lamp can provide before it needs replacement, expressed in units of time such as hours or days.

A list of the video resolutions and formats that a product can play or record, expressed in common notation such as "1080p", "720i" or combinations separated by commas. Each value represents an available mode for playback or capture.

The proportion between the distance from a projector to its screen and the width of the projected image, expressed as a simple ratio such as 2:1 or 1.5:1. It indicates how far the projector must be placed to achieve a desired screen size and is useful for planning installation space.

The specific type of USB connector used by a device, such as USB Type‑A, USB Type‑B, USB Type‑C, Micro‑USB, Mini‑USB, or other variants. It indicates the physical port that allows data transfer and power delivery between the device and peripherals.

The range of vertical scan frequencies (in hertz) that a display device can support. It indicates the minimum and maximum refresh rates at which the screen updates vertically, affecting visual smoothness and stability.

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.

Indicates whether the product supports any form of optical or digital zoom, allowing the image or field of view to be magnified beyond its native resolution.