Final answer:
Bluetooth is covered under the IEEE standard IEEE 802.15 and operates in the 2.4-GHz range for short-range wireless communication between devices such as headphones and cell phones.
Step-by-step explanation:
Bluetooth is a short-range wireless personal area network (WPAN) technology that is covered under the Institute of Electrical and Electronics Engineers (IEEE) standard IEEE 802.15. It operates in the 2.4-GHz range and is commonly used for connecting devices such as headphones, earpieces, and hands-free devices to other devices like radios or cell phones. Bluetooth developed alongside WiFi as a standard for radio communication.