I need information abt IR HEADPHONES for mini project in detail with circuit diagrams....!!!!

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[attachment=6162]
headphones

By
Yash jain
ECE

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Introduction

Headphones are a pair of small loud speakers, or less commonly a single speaker, with a way of holding them close to a user‘s ears and a means of connecting them to a signal source such as an audio amplifier radio or cd player. They are also known as stereo phones,head set or, colloquially cans. The in-ear versions are known as ear phone or ear bud. In the context of telecommunication, the term headset is used to describe a combination of headphone and micro phone used for two way communication for example with a telephone.