Apple MacBook Pro 15" 2019 A1990 i7-9 16GB 256GB SSD PRO 555X Touchbar/ID

Indicates whether the product supports 10 Gigabit Ethernet (10 GbE) connectivity, either through dedicated 10 GbE ports or via SFP+ modules that enable 10 GbE operation.

Indicates whether a device is equipped with an ambient light sensor that detects the intensity of surrounding light to adjust display brightness or other functions.

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.

The amount of dedicated video memory (VRAM) available on a discrete graphics adapter, expressed as a data size such as megabytes (MB) or gigabytes (GB). It indicates how much graphical data can be stored for textures, frame buffers, and other GPU tasks, affecting performance in gaming, rendering, and high‑resolution displays.

The total count of physical or virtual display output connections available on a device, such as HDMI, DisplayPort, DVI, VGA, or USB‑C ports that support video output.

The maximum count of display units that a product can accommodate or operate simultaneously, such as monitors, TVs, or other visual output devices. This value indicates how many separate displays the system is designed to support in its current configuration.

Indicates whether a product has two separate displays or screens, such as a laptop with an additional secondary monitor or a device that supports dual-screen operation. The value is "Yes" if the product includes two distinct screens and "No" otherwise.

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

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.

Indicates whether the product includes a full‑size keyboard, meaning a standard layout with all keys (including space bar, return, and function keys) arranged in a conventional arrangement suitable for typing on a laptop or desktop. A value of "Yes" means the device has such a keyboard; "No" indicates it does not.

The vertical dimension of a product measured from its lowest to highest point at the rear side. It is expressed in a physical unit such as millimetres, centimetres or inches and applies to any item where the rear height is relevant, including electronics, furniture, appliances and other objects.

List of physical or logical interfaces that allow communication between a host device and other components, such as USB, PCI Express, SATA, M.2, Ethernet, Thunderbolt, or similar standards.

A textual description indicating whether the keyboard’s keys are grouped into separate islands rather than a continuous row, which can affect typing ergonomics and aesthetics.

Indicates whether the product has a line‑in input, i.e., a port that accepts analog audio signals from external sources such as microphones or other devices. A value of "Yes" means the input is present; "No" means it is not.

Indicates whether the product includes at least one built‑in microphone. A value of "Yes" means that the device has an integrated microphone, while "No" indicates it does not.

The total count of microphones integrated into a device. This value indicates how many separate audio input channels are available for recording or voice‑recognition functions.

Indicates whether the product includes an on/off switch that allows the user to power it on or off manually.

Indicates whether the product can be used immediately after installation without requiring additional configuration or drivers.

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 total duration a device can remain powered on while not actively in use before it automatically powers off or enters low‑power mode. It is expressed in standard time units such as hours, minutes, or days and applies to batteries, chargers, and other electronic components that support standby operation.