1.COMA and COMB mean that this motherboard has two COM ports, which are distinguished by A and B respectively. The COM interface is an old industrial interface.

2. IDE is the previous generation hard disk parallel interface standard, and now it has basically been replaced by the SATA serial port standard that is compatible with it.

3.ITE is the abbreviation of Taiwan's Lianyang Semiconductor Co., Ltd., which is committed to producing control chips on motherboards. Some chips, such as SIO chips, may have the ITE logo on them.

4. VIA is a through hole on the motherboard. The motherboard is usually a 4-layer board (now 6-layer boards are also common). The through hole is used to connect the signals on the interlayer.

5.AUDIO is an audio interface, including speakers and microphones.

6.ATX is the size of the motherboard, and the ATX model motherboard is the largest motherboard currently.

7.WOL is the abbreviation of trademark registration. Only after the motherboard has been verified by WOL can it claim to support something (for example, it can claim to support win xp, win7, win8, etc.)

The remaining I don't know where you got it from, sorry for my stupidity, I don't know.