Framework for E-Health Systems in IoT-Based Environments

Table 1

Wireless technologies for IoT systems.

Standards	Operating Frequency	Data Rate	Range	Power Consumption	Battery Time
IEEE 802.15.4	868/915 MHz, 2.4 Gz	250 kbps	10 to 300 m	Very Low	Months-year
Wi-Fi	2.4 to 5.8 GHz	11–105 Mbps	10 to 100 m	High	Hours
Bluetooth	2.4 GHz	723 Kbps	10 m	Very Low-Low	Days-Weeks