ZT-180 V Jef-Tech 600hz V Via wm 8650 800hz

[winsonchew92]

who can tell me wht different ?
whic is good ?

 

[pbrauer]

These models have sub-forums here, you should check there for opinions. I do not have these models so I can't offer any specific information.

 

[winsonchew92]

thanks your imformation.
Jef-Tech 600hz ,this model do u have imformation of it