Here are the 2 simple circuits named clap switch circuits which are based on clapping. These circuits are useful in switch ON/OFF any devices by just clapping without any movement from your place.

This is the circuit of a very sensitive clap switch. It switches ON/OFF a White LED or electrical appliances through claps. The circuit can sense the sound of claps from a distance of 1-2 meters.

Remember The Clapper? It was a home automation tool (of sorts) that let you turn appliances on and off by clapping. [Kevin O’Connor] has built something rather similar, if more terrifying. It’s called ...

As the gadgets and gizmos around us get smarter, more of them have begun incorporating some form gesture-control to increase its efficiency of operation. But like the decades-old Clapper — you know, ...