Câu IC phím 1110
http://upnhanh.sieuthinhanh.com/user...a0mw37895.jpeg
CÂu IC chuông .
http://upnhanh.sieuthinhanh.com/user...c2mt33201.jpeg
Câu mic .
http://upnhanh.sieuthinhanh.com/user...bkzm32777.jpeg
Câu IC phím 1110
http://upnhanh.sieuthinhanh.com/user...a0mw37895.jpeg
CÂu IC chuông .
http://upnhanh.sieuthinhanh.com/user...c2mt33201.jpeg
Câu mic .
http://upnhanh.sieuthinhanh.com/user...bkzm32777.jpeg