Proyector Epson EH-TW6150 4K 2800L Blanco (V11HA74040)

The different screen sizes which the device can work with.

The maximum length at which an image can be projected.

The difference in light intensity between the brightest white and the darkest black.

The aspect ratio is the ratio of the width of an image to its height. The native aspect ratio is the one which the projector/display is particularly designed for. Images shown in native aspect ratio will utilize the entire resolution of the display and achieve maximum brightness. Images shown in other than native aspect ratio will always have less resolution and less brightness than images shown in native aspect ratio.

The heat expressed in British thermal units per hour; generated by the power supply

The characteristics of the lamp.

Measure of how strongly the system converges or diverges light. For an optical system in air

Aperture range of the device's optics

The amount that the camera lens can zoom.

The supported protocols for exchanging analog signals.

Full High Definition (HD) means that a display supports a resolution of 1920 x 1080 pixel

The device can be used with 3D technology.

USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.

The number of sockets (ports) for HDMI connections. HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed/uncompressed digital audio data from a HDMI-compliant device ("the source device") to a compatible computer monitor

The device includes a card reader e.g. a card reader in the disk bay of a computer or thin client to permit log-on using smart/pin cards.

High-bandwidth Digital Content Protection (HDCP) is a form of digital copy protection to prevent copying of digital audio and video content as it travels across connections.