P3

P3

Bluetooth- Bluetooth is a wireless technology standard for exchanging data over short distances (using short-wavelength radio transmissions in the ISM band from 2400–2480 MHz)

Wifi- wifi is wireless connection

Mobile hotspot- A mobile hotspot is a portable device that connects to a cellular 3G or 4G network and then creates a personal Wi-Fi network, allowing you to access the Internet on the go. With a hotspot-ready device, you can surf the Internet, stream videos, and download music and games conveniently on a laptop, netbook, or tablet. And you can share Internet connectivity with multiple Wi-Fi enabled devices.

3g-Millions of consumers in the UK are now used to connecting to the internet whilst on the move via their mobile phones.  In most cases, the technology that allows consumers to do so is called 3G.  So what is 3G,

Gprs-GPRS is a cellular networking service that supports WAP, SMS text messaging, and other data communications. GPRS technology is integrated into so-called 2.5G mobile phones designed to provide faster data transfer speeds than older 2G cellular networks.