We are currently using 1552E model since this is obsolete, we are looking at 1570. Would these two mesh together?  Reading the manual and deployment guide it appears they do but I wanted to check to make sure.

Do you really need any surge arrestor for direct omni antenna connection onto the AP N-type connector? I read that's only needed if you have remote mount antenna with coaxial cable.

I'm looking for the right antenna to order for cisco 1552H.  I'm getting conflicting info on cisco website between: AIR-ANT2547V-N (dualband, omni 4/7dBi) versus AIR-ANT2547V-N-HZ  Are they the same omni pole-type antenna? or the -HZ actual panel-ty...

I'm looking for the right antenna to order for cisco 1552H.  I'm getting conflicting info on cisco website between: AIR-ANT2547V-N (dualband, omni 4/7dBi) versus AIR-ANT2547V-N-HZ  Are they the same omni pole-type antenna? or the -HZ actual panel-ty...