Olympus OM-D E-M10 Mark IV 20.3MP Mirrorless Camera - Silver (Body Only)

A list of the available autofocus modes that a camera or imaging device can use, such as continuous autofocus, single-shot autofocus, face detection, tracking autofocus, contrast‑detection autofocus, servo‑autofocus, AI focus, and other manufacturer‑specific combinations. Each mode is represented by a free‑text string.

The chemical composition or classification of a battery, such as lithium‑ion, lithium‑polymer, nickel‑metal hydride, sealed lead acid, alkaline, zinc‑air, etc. It indicates the type of electrochemical reaction that stores and delivers energy in the device.

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.

Indicates whether the product supports Bluetooth Low Energy, a wireless communication protocol that enables low‑power data exchange between devices.

The specific version of the Bluetooth standard supported by a product, expressed as a numeric value (e.g., 4.2, 5.0) or with additional descriptors such as "+HS" or feature lists. This attribute indicates the capabilities and compatibility for wireless communication.

The duration that a camera’s shutter remains open to expose the sensor or film, expressed in seconds or fractions of a second (e.g., 1/2000 s). It determines how motion is captured and affects exposure; shorter times freeze action while longer times allow more light for low‑light situations.

The general classification of a camera, such as compact, single‑lens reflex (SLR), mirrorless interchangeable lens camera (MILC), bridge, or video camera. It indicates the form factor and primary use case of the device.

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.

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 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 adjustment applied to a camera’s sensor exposure to compensate for lighting conditions, expressed in Exposure Value (EV) units. Positive values increase brightness, negative values decrease it, and the step size indicates how finely the adjustment can be tuned.

A list of the available settings for a camera or imaging device’s flash system, such as Auto, Manual, Flash off, Flash on, Red‑eye reduction, Slow synchronization, and other manufacturer‑specific options. Each value represents a selectable mode that determines how the flash is activated during image capture.

Specifies whether the camera’s focusing system operates automatically or requires manual adjustment. Common values include "Auto", "Manual", and combinations such as "Auto/Manual".

The pixel dimensions of a product’s screen, expressed as width by height (e.g., 1920x1080). It indicates the total number of pixels that compose the display and is used to assess image sharpness and clarity across devices such as monitors, TVs, laptops, and cameras.

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 physical location of the image stabilization system within a camera or imaging device, such as on the lens assembly or in the camera body. This indicates where the stabilization mechanism is mounted and helps users understand whether the feature is integrated into the lens, the sensor module, or the main chassis.

The ISO sensitivity setting of a camera, indicating the sensor’s sensitivity to light. Values are typically numeric (e.g., 100, 200, 400) and may include an "Auto" option where the camera selects the appropriate ISO automatically.

The adjustment applied to a camera’s sensor exposure to compensate for lighting conditions, expressed in Exposure Value (EV) units. Positive values increase brightness, negative values decrease it, and the step size indicates how finely the adjustment can be tuned.

The set of camera settings that determine how the sensor is exposed to light. Common values include Auto, Aperture priority, Shutter priority, Manual and combinations thereof. Each value represents a selectable mode that controls shutter speed, aperture, ISO or a combination of these parameters.

The method used by a camera to determine the appropriate exposure settings based on the scene’s lighting conditions. Common modes include Centre‑weighted, Spot, Evaluative (Multi‑pattern), and Highlight‑weighted. The value is typically a single mode or a comma‑separated list of modes that can be applied simultaneously.

The optical magnification factor of a device such as a camera lens, binoculars or telescope. It indicates how many times larger an object appears compared to its actual size when viewed through the product. Values are expressed as a multiplier (e.g., 2x, 10x).

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

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

The total number of megapixels that a camera sensor can capture, expressed as a numeric value without units. Higher values generally indicate greater detail and image quality.

The number of physical memory slots that are present and available for installing RAM modules in a device. This count indicates how many separate memory sticks can be installed or upgraded.

The range of temperatures in which a product can safely operate without risk of damage or performance degradation. Values are expressed in degrees Celsius (°C) and may represent a single temperature, a minimum–maximum interval, or an average operating point.

The skill or experience level of the photographer, indicating whether they are a beginner, advanced, expert, or other proficiency category. This attribute helps buyers understand the expected expertise behind the product and can guide them in selecting equipment suitable for their own skill level.

The number of megapixels captured by a camera’s sensor, expressed as a single numeric value (e.g., 12.3 MP). This metric indicates the overall detail and clarity that the camera can record in still images or video frames.

The pixel dimensions of a screen when captured or recorded, expressed as width by height (e.g., 1920x1080). It indicates the resolution that can be obtained from a device’s display during capture or recording sessions and is useful for comparing visual quality across devices.

A set of selectable camera settings that determine how the sensor is exposed to light and other shooting parameters. Each value represents a mode such as Auto, Aperture priority, Shutter priority, Manual or combinations thereof, controlling shutter speed, aperture, ISO and other exposure parameters.

The longest duration that a camera’s shutter remains open during exposure, expressed in seconds or fractions of a second (e.g., 30 s, 0.5 s). This value indicates the maximum time the sensor is exposed to light for each frame and helps users understand how long a camera can capture motion before freezing it.

The range of temperatures in which a device can safely operate without risk of damage or performance degradation. Values are expressed in degrees Celsius (°C) and may represent a single temperature, a minimum–maximum interval, or an average operating point.

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

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.

A list of video file formats that the product can play or record, including both the compression codec and the file extension. Each value represents a valid combination of technology and format supported by the device’s hardware or software.

The total duration that a device can record video or the length of a recorded video clip, expressed in minutes, hours, or other standard time units. It indicates how long the camera can capture footage before needing to stop or reset.

The pixel dimensions of a video image, expressed as width by height (e.g., 1920x1080). It indicates the resolution that a device can display or record.

The type of viewfinder used in a camera or similar device, such as optical, electronic, hybrid, pentaprism, or pentamirror. It indicates how the photographer sees through the camera and can affect image quality, field of view, and usability.

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.