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Across

1. An electronic device that measures the distance of an object using ultrasonic waves.

2. Vibration or tactile sensations produced by a device to provide users with physical feedback or simulate the sensation of touching physical objects.

3. A sensor that measures the moisture content or relative humidity in the air

4. Capable of detecting or responding to touch or pressure, often used to describe surfaces or devices that can be controlled by touch input.

5. A sensor that measures the temperature of its environment

6. A device that uses light beams to read and decode barcodes, converting them into machine-readable information.

7. A group of microphones that work together to capture and process sound from multiple directions, often used for voice recognition or audio conferencing.

8. Devices that are capable of automatically receiving and processing input from external sources without human intervention.

9. A device that measures unique physical or behavioral characteristics (e.g., fingerprints, iris patterns) to authenticate or identify individuals.

10. A method of making secure payments using a contactless-enabled card, mobile device, or wearable without the need to physically swipe or insert the card into a terminal.

Down

11. A type of document scanner that has a glass plate on which documents are placed for scanning.

12. The conversion of written text into spoken words using synthetic voices.

13. A method of verifying the PIN on a chip and PIN card without requiring an online connection to the card issuer's server. It enhances security by reducing dependence on network availability.

14. Keyboards that use a thin, flexible membrane layer with pressure pads to register keystrokes.

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