Features of Wifi
- Constitution of network is flexible. It can be infrastructure mode, or a self-organizing mode;
- Mature technology and rich application;
- Low price devices;
- Low power, small recover range;
- Woring at the frequency 2.4GHz, which is the same as IMS (Industrial/Medical/Scientific). Thus, it may be relatively easy to be interfered. Moreover, Microwave ovens, and cordless phone are also working at IMS frequency.