Final answer:
Bluetooth is an open global standard for wireless technology that uses low-power digital radio signals for personal area networks.
Step-by-step explanation:
The open global standard for wireless technology designed to use low-power digital radio signals for personal area networks is Bluetooth. Bluetooth operates in the 2.4-GHz range and is primarily used to connect nearby devices, such as headphones and audio earpieces, to other devices like radios or cell phones.