What is Bluetooth?

Multiple Choice

$$

a wireless PAN technology that transmits signals over short distances among cell phones, computers, and other devices

$$ refers to any type of operation accomplished without the use of a hard$-$wired connection

$$ means the technology can travel with the user; for instance, users can download software, email messages, and web pages onto a laptop or other mobile device

provides communication for devices owned by a single user that work over a short distance