This unique build your own loudspeaker kit from Haynes makes the perfect gift for any music lover with their own MP3 player or smartphone.
Follow the instructions and build a working, amplified speaker complete with lead to connect to a digital music device (lead uses 3.5mm jack plug).
Includes all components and instructions in the shape of a mini Haynes Manual.
Requires one 9V battery (not included).
This is not a toy. Not suitable for children under 14 years of age.