Kitronik 2154 MP3 Mono Amplifier V3.0 Version 3 is the newest version of our best selling Mono Amplifier Kit that can be used with any personal stereo equipment, including MP3 players, making it an ideal kit choice for an amplifier case design project. It uses an NCP2890 audio amplifier IC which is pre-mounted on the underside of the board (see image below) and can output 1.0W of power. The https://elecena.pl/product/16395893/mp3-mono-amplifier-v3-0 2020-04-06 https://elecena.pl/product/16395893/mp3-mono-amplifier-v3-0 2020-09-01 https://elecena.pl/product/16395893/mp3-mono-amplifier-v3-0 2021-03-02 https://elecena.pl/product/16395893/mp3-mono-amplifier-v3-0 2025-07-09