A Bluetooth is an industrial specification for wireless personal area networkspersonal area network (PAN). PAN is a computer network used for communication among computer devices (including telephones and personal digital assistants) close to one person.Bluetooth provides a way to connect and exchange information between devices such as mobile phones, laptops, PCs, printers, digital cameras, and video game consoles over a secure, globally unlicensed short-range radio frequency.A Bluetooth connection is wireless and automatic, and it has a number of interesting features that can simplify our daily lives.