Introduced seamless BLE device discovery and pairing with auto reconnect for Hearit hardware.
Added real-time ADPCM 16K/8K audio streaming with packet loss detection, buffering, and WAV export.
Delivered full device dashboard: mode switching (Translate/Meeting/Note/Custom), LED lighting control, VAD indicators, battery status, and firmware insight.
Implemented cross-platform Material You UI with live connection state, waveform visualization, and guided permissions for Android and iOS.