question about rb912 routerboard

hi every one
any one have an idea about the letters ( UAG-5HPND ) in rb 912 routerboard , waht refers to ?
U=?
A=?
G= ?
5 = 5000 MHZ
H=?
P=?
N=?
D =?
and i will be very thankful if anyone give the information about that


There is a manual article about it:
http://wiki.mikrotik.com/wiki/Manual:Product_Naming

Example

Lets decode RB912UAG-5HPnD naming

RB (RouterBOARD)
912 - 9th series board with 1 wired (ethernet) interface and two wireless interfaces (built-in and miniPCIe)
UAG - has USB port, more memory and gigabit ethernet port
5HPnD - has built in 5GHz high power dual chain wireless card with 802.11n support.

thank you very very much mr NORMIS