Regulates the fax units ability to use gray scale levels to scan and maintain the depth and clarity of an original containing photographs or shaded line drawings.

The halogen gases in this type of incandescent lamp allow the filaments to be operated at higher temperatures with more efficiency (higher efficacies).

High Brightness light-emitting diodes are the newest generation of LEDs that generate enough light for many general illumination applications, including room and architectural illumination, and task and general lighting.

HDMI (High-Definition Multimedia Interface) is an industry-supported, uncompressed, all-digital audio/video interface. By delivering high quality, all-digital audio and video through a single cable, HDMI helps to eliminate the clutter of cables and helps to provide consumers with high-quality home theater.

http://www.hdmi.org/

See HB LED.

A general group of lamps, including mercury, metal halide, and high-pressure sodium.

LED with an operating current in the 50 mA to 250 mA range.

LED with an operating power dissipation range of 0.5 watts and above.

On an ECR/POS system, this function allows you to interrupt the current transaction to service another customer and then resume the original transaction.

Used to pause a call on the telephone line while doing other activities.