look level req. i never saw a better orb for lvl49 mld.
Stats:
+2 Sorc levels+20% FCR+3 Cold Mastery+3 Blizzard+1 Teleport+14 Energy
+5 Mana
+17% Poison resis
ETHERAL
level req 44 (for 49mld usefull too)
the 1+ teleport skills makes it even better, since you save skill points and eth is good style