????????????? (Quick Coupling) ??????????????????????????????????????????????????????????????? ? ???????????????????????? ????????????????????? ???????????????????????????????????????????????????????????????? ???????????????????????????????????? ? ??????????????????????????????????????? ????
P.S. SMART TECHNOLOGY ตัวแทนจำหน่ายโปรเจคเตอร์แบรนด์ชั้นนำ
?????????????????????????? ???? ????.????. ???????????????????? ???????????????????????????????????????? ????????????????!????.????. ???????????????????? ???????????????????????????????????????? ???????????????????????????????????? ???? Acer, Ben Q, EPSON, Panasonic, NEC, ViewSonic?????????? ??????????? (Projector) ????????????????????????? ?????