xbee s2 and xbee pro s2b communicates each other ?

i have a xbee s2 module , i want range more than one mile so i like to buy xbee pro s2b , i am having a confusion that the xbee s2 and xbee pro s2b communicates to each other or not

Yes they will communicate with each other as long as they are both using the XBee ZB (XBee PRO ZB) function sets and are on the same channel.