This module can be applied to intellectual robot, obstacle avoidance...
This kit comes with AlphaBot robotic platform (line tracking, obstacle...
This Bluetooth Audio receiver module includes a USB port and TF card slot. With a pre-amp output, you can drive headphones or a 3W speaker directly. You can also add an active power amplifier and connect a loudspeaker. The module supports MP3, WMA, WAV and lossless FLAC audio formats. DFRobot TEL0108
DEV-10628 - MP3 Player Shield, OSHW In Fritzing Library, SparkFun
This is the Teensy Audio board add-on for the Teensy 3.x line development boards. This audio board provides you with an easy-to-use tool to add high quality 16 bit, 44.1 kHz sample rate audio to your Teensy project. DEV-12767
This breakout board, the ultimate companion for the VLSI VS1053B DSP codec chip, can decode a wide variety of audio formats MP3, AAC, Ogg Vorbis, WMA, MIDI, FLAC, WAV (PCM and ADPCM); it can be used to record audio in both PCM (WAV) and compressed Ogg Vorbis. 8 GPIO pins can be used for lighting up small LEDs or reading buttons. Adafruit 1381
Music Shield for Arduino Development, Audio Play/Record, VS1053B Onboard
Sound terminal expansion board based on STA350BW for STM32 Nucleo