SonicloudTech released an open SDK for integrating BLE audio devices

Company SonicloudTech introduced an open set of tools for developers designed to integrate hardware recording devices with mobile and desktop platforms. The solution is focused on equipment manufacturers using the BLE (Bluetooth Low Energy) protocol for transmitting audio streams.

The kit includes cross-platform libraries for Android, iOS, Flutter, and HarmonyOS. Developers get access to a standardized data exchange protocol that provides a stable connection between the recording module and the controlling application. The repository also includes ready-made demo versions for desktop systems, demonstrating the sound capture process.

A key feature of the toolkit is built-in support for offline transcription. This allows audio data to be processed locally on the device without the need to send recordings to cloud servers, which is critical for ensuring user data privacy and working in the absence of an internet connection.

The project has gained over 2100 stars on GitHub in the first 465 hours after publication. The source code is distributed openly, allowing third-party engineers to adapt transmission protocols to specific hardware configurations and extend the functionality of real-time speech recognition systems.

The release of this SDK simplifies the creation of wearable AI devices, such as smart voice recorders or headsets with automatic meeting recording features. The use of a unified BLE protocol reduces the development time for the software part of new hardware products, allowing focus on audio signal processing algorithms.