Per contract Pricing - (Exchange Fees now the Same as ES) - total All-In Cost is the same you are paying for the ES (Emini SP500)
Datafeed - runs on the CME/Globex sector. It is included in the CME Bundle for $15 per month or the CME Only for $5 per month. (No extra / additional fees for access to RTY)
Since the market will not start streaming market data until the Sunday Night Open, you cannot see any data streaming now for this contract. Most platforms have already made this contract available by default using the CQG, Rithmic, TT & CTS datafeeds, so they are ready for the Sunday 5pm CST market open.