This is so really hard to say special cause its difficult to explain specialty in short word
Some of them are given below:
Its a type of currency which know as peer to peer currency and this permit to send and receive money without help of broker or third party involvement
Every bitcoin holder can review their account information after sending money or receiving money from their account.
After all kind of transection bitcoin recorded sufficient proof of every client and account holder through different facilities.
Buying and selling process is so much easier than other currency
I think above mention quotation is sufficient for proving that how much special the bitcoin is.
Bitcoin has been standing for how many years already and still provides good value of money, the reason why bitcoin is famous is because it has been the face and icon of cryptocurrencies worldwide, this has been a face and origin how cryptocurrencies works these days, it has been a convenient, easy and friendly transaction to other company, imagine the convenience of bitcoin worldwide, it has been legalize to other countries and big company, unlike other cryptocurrencies, bitcoin has already earn respect and good value of money. Bitcoin and it's name is already a history.