working- 20 remotes and 1 display panel…. When user presses the button of any remote, remote number (1....20)will be displayed with an audio alert(soft ding dong) at the receiver unit, attendant / peon can acknowledge the individual call by pressing the reset button on the receiver . This is a modern age multipoint, wireless call bell. The system consists of remote controllers and a receiver unit. Press the remote to alert the attendant or peon. This system finds its place in offices, schools, colleges, factories etc….