tablet - it's a small, flat computer you can hold in your hands, battery - you put this inside a camera to make it work, cable - it's a piece of wire to join things together, earphones - you use these to listen to music so that no one else can hear, plug - you push this into a wall to connect to the power supply, charger - you use this to put more electricity into your phone, speaker - this is the part of a device where the sound comes out,

Gadgets, wider world 3 Unit 1

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