Question and i need some help

Hi i need to ask the guru’s on here a big question, i have a customer that has 2x WD My Cloud EX4, one at his home and one at his work, is there a way with the built in WD My Cloud EX4 Dashboard or software that i can get these two units to talk and to have the work data mirror off site to the other WD My Cloud EX4,?

also the customer pays a heap to drop box enterprise for off site data backup, dose WD offer a terabite of cloud storage, as he wants to drop drop box if possable.

any help would be much apresiated

RTFM it suports remote backup to another EX4 & DFS 

sorry to ask , can someone give me a bit more detal, were it says to do this in the dashboard, sorry , newbe at the nas thing