The BioSignals Wireless AI-HRV Finger device, featuring a high-quality sensor and Bluetooth connectivity to an Android app, is expertly crafted for biofeedback applications. This innovative product incorporates a PPG sensor within a compact, clip-on plastic box designed for capturing and interpreting biological signals from the human finger. It also boasts firmware-embedded software for seamless signal transmission and analysis to both a Windows PC app and an Android app. By connecting the BioS