We are OA21 Ltd and we build Amplifiers , we make them for you, and we have been doing that for a very long time . We have had thousands of happy customers.

You buy our amps , you connect them & listen to them , and you smile

You don’t rent them , you don’t subscribe to them , you own them - You own them for life

We build them exceptionally well, for you to create lifelong memories from music and sound quality the like you have never knew existed . They cost money and you have to pay for them

Nothing worth having in life is free , people need to wake up to this

Listen to music, not internet Hype - With real Amplifiers not MP3 phones

OA21 Ltd England