Main Features AI speech enhancement focus on amplifying the vocal to provide clear communication in noisy environments. Two hearing modes for clear communication and ambient noise cancellation Support hands-free calling and Bluetooth audio streaming for both iOS and Android. Voice call noise reduction for outgoing calls with hearing through Acoustic feedback cancellation Own voice suppression Tuning APP for iOS and Android Rechargeable battery with charging case APP Functions Volume control Left and Right ears separate volume adjustments Own voice suppression to lower own voice volume Noise reduction level tuning under each hearing mode to enhance vocal Sound Pickup range to adjust sound receiving distance.