Currently ranked 26 on coinmarketcap, with a circulating supply and maximum supply of 9,697,575 Dash and 18,900,000 Dash respectively, Dash is one of the few networks that support staking.
It is mineable
And it is special in a way that it's network makes use of both POW and POS as it's underlying concept. This is known as hybrid.
Dash's network features payments settled instantly known as InstantSend
It's blockchain network supports masternodes that is essential in staking of cryptocurrencies.
It's network platform also supports smart contracts.
Even though Dash is still experimental cryptocurrency, it's goal is to provide fast and private transactions from anywhere in the world.
Dash operates a p2p technology, which is decentralized.
Dash ROI is currently at > 9000%.