Key Features
1. Mobile-to-Mobile Echo Cancellation
* Eliminates echo during phone calls between two mobile devices
* Works seamlessly for Android-to-Android, Android-to-iOS, iOS-to-Android, and iOS-to-iOS calls
2. Device-to-Mobile Echo Cancellation
* Suppresses echo when using Havn devices with mobile phones
* Tested scenarios:
* ✅ Android to Have Device: No unnecessary voice in both earpieces and Bluetooth
* ⚠️ Havn Device to Android: Echo still present on phone side
* ⚠️ iOS to Havn Device: Echo present on device side when speaker is on as well as on phone side

Bug Fixes
1. Earpiece Not Working on First Use (Android)
* Fixed an issue where the earpiece was not functioning properly when using the app for the first time on Android devices
Enhancements
1. Auto-Detect Connected Bluetooth Devices During Calls
* The app now automatically detects and switches to any connected Bluetooth audio devices during an active call
Tested on:- RealMe, OnePlus, iPhone 13 Pro
2. Automatic Fallback to Phone Earpiece Mode (Android)
* When the Bluetooth Low Energy (BLE) connection is lost, the app seamlessly switches back to the default phone earpiece mode on Android devices
Tested on:- RealMe,OnePlus
Issue persist on : iOS
Note: added native level solution for android, might not work for other h/w, need to test and verify