A small update to lbear's QR Scanner. Very good idea of his to explain how to use these codes!
Basically, the chan..…
An old black ringing bell vector telephone on a dark red background. High quality realistic vector free illustratio..…
computer switch phone alcatel oxo telephone voice networksym communication business networking
..…
I created this icon to add into a logo of a new service base on qrcode.
It is very explicit on how the qrcode work..…