Fermion: DFPlayer Pro - A mini MP3 Player with On-board 128MB Storage (Breakout) Shipping:4-6 Days The S9V11MACMA switching step-up/step-down regulator

The S9V11MACMA switching step-up/step-down regulator efficiently produces a finely adjustable output between 2

ready mode:8

Data are in hexadecimal and only Parity is omitted (will be added later like on Proxmark3 with

* 1x CR2032 Battery Holder

Fermion: DFPlayer Pro - A mini MP3 Player with On-board 128MB Storage (Breakout) Shipping:4-6 Days The S9V11MACMA switching step-up/step-down regulatorHere comes the DFPlayer Pro A mini simple but powerful MP3 Player! This MP3 player module supports four controlling modes: Arduino, AT command, on board buttons, and ADKEY. You can directly press the on board button to play or switch music without using a controller. Moreover, this player module has 128MB of storage. By using a USB cable, you can easily copy your favorite songs into this module to play them anywhere you want, or use it as a sound card