Question

Which protocol is used in low-rate wireless pans:?

Answer 1

The answer is IEEE 802.15.4.

The IEEE 802.15.4 protocol is used in low-rate wireless personal area networks (PANs). Devices relying on this protocol operate in one of three frequency bands, namely 868 MHz, 915 MHz or 2450 MHz. The protocol can work over a communications range of 10 meters with 250 kbit/s.