Adafruit Music Maker FeatherWing - MP3 OGG WAV MIDI Synth Player Shipping:4-6 Days it can be used for

it can be used for 868 MHz or 915 MHz (the radios use software configured frequency) These are +20dBm FSK packet radios that have a lot of nice extras in them such as encryption and auto-retransmit

Supply current: ~100 mA (typical average during active ranging with default settings) Peak current can reach 150 mA

Lipo Charger Support

like robot controls or remote control equipment

Power diodes to prevent back feed from USB device into Lipo battery

Adafruit Music Maker FeatherWing - MP3 OGG WAV MIDI Synth Player Shipping:4-6 Days it can be used forBend all audio files to your will with the Adafruit Music Maker FeatherWing ! It's a fun size version of our Music Maker shield for Arduino ! This powerful wing features the VS1053, an encoding decoding (codec) chip that can decode a wide variety of audio formats such as MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM). You can do all sorts of stuff with the audio as well such as adjusting bass, treble, and volume digitally. All this