what does sp, 2U, G5 mean in YY racquets?

[cwlan]

Dear all,

I am a beginer in yonex ti-10 and MP100 racquets.

Can u guys tell me the meaning of the jagons: sp, 2U, G5 please. I am confused.

Also if I buy these two racquets (in Hong Kong) is there any tips? or what do I need to watch out for?

Thank you..

Morris :

[Chu Pa]

Please do a formal search on these topics. They have been discussed numerous times. Thank you.