1, lub tshuab siv lub siab SBC tsim nrog tag nrho cov kauj ruam thaum tswj lub cev muaj zog.
2, tus tsim yog yooj yim, compact thiab siv tau.
3, siv tag nrho PC-style digital hloov kho, hloov cov khoom ua kom nws nrawm dua thiab ua haujlwm tau zoo.
4, tag nrho lwm yam yuav tsum tau nruab raws li cov neeg siv khoom.