These are often described as crypto currency which is slightly termed as virtual currency. Everything has completely changed its terms into digital. It is more interesting to use money in a virtual way. You can buy goods and services and still transact money through online, which makes the process easier and simple. Bit coins will have private codes inside them which physically look like coin. When you scan the code, you are able to retrieve data through scanning the code. When you have them in digital wallet, you can send bit coins only through wallet. Ever transactions are doe through block chain which means every system is connected through block of bit coin address.
The blocks are connected to one every address. When you share the address they are unable to hack by any third party member. This makes people easy from spending coins and tracking their history of transactions that are made. You can buy bit coin using real money also. When you sell and buy goods you are able to pay with bit coins in an easy way. You coins vary depending upon the bitcoin price, when you do not prefer mobile phones on transacting bit coins. You can prefer systems or computer for measuring bit coins. People can make their computer process of transactions for everybody. This is as same as like gold and diamonds. Bit coins provide equal exchange for real goods. They are not controlled by government or banks that play anonymously. All the transactions are recorded in ledger.