What is the best wallet to use for Bitcoin ?

The DigitalBank allows the user to store an unlimited amount of funds without any risk or possibility of loss. In case you are a victim of theft, fire, or else, your funds are always secure without any possibility of loss. No matter what happens, your entire net worth is safely stored in your “Unique Digital Identity”(UDI) created by your personal Biometrical Data and our advanced algorithms .
It is almost impossible to attack the DB device : there are no ports,no backdoors,no keys stored  .
The most advanced crypto banking system ever developed .
With the DigitalBank , you will gain access , to the Most Sophisticated CryptoCurrency Banking System available on earth .
DigitalBank is creating the Future of Confidential E-Banking . No Documentation Needed for Opening Accounts .
The First and Only Decentralized Anonymous Banking System in the World .
The DigitalBank is the safest vault for Bitcoin and Cryptocurrency , more secured than any cold storage option available on the markets . You can finally remain independent of third-parties to own your assets.
The DigitalBank breakthrough , is in the signing of transactions without storing any private keys – making the DigitalBank Account near to unhackable .
This is not only a super secured hardware wallet just for crypto storage , but it includes also a full banking and  financial crypto managing platform , that let you buy, sell, trade ,invest and transform in cash your cryptocurrency holdings .