There are different ESP32 Audio boards available that can be programmed with the Espressif ADF Framework. The ADF Framework contains an abstraction layer to support different codec audio chips (ES8388 ...

The ESP32 is a microcontroller that provides an API for Bluetooth A2DP which can be used to receive sound data e.g. from your Mobile Phone and makes it available via a callback method. The output is a ...

Abstract: In this paper, a VCSEL-based C-band transmitter coupled to single-mode fiber is demonstrated. Using an on-wafer processed lens, low coupling loss (2.5dB) and large alignment tolerance ...