Banglijian Hearing Aid Rechargeable 201P Powerful gain with 4 Channels, Layered Noise Reduction, Adaptive Feedback Cancellation, 2 Types of Sound Tubes

100% Digital Circuitry Rechargeable-charge 2 hours, ideal battery run time 20-24 hours.

The use time depends on the user's hearing loss level.

The more severe the hearing loss, the faster the battery will consume.

4 Channels Signal Processing-with 4 independent compression-amplification channels, the received sound is divided into different, frequency regions for separate analysis, processing and recurring.

Speech Noise Synchronization Detection Optimization Adaptive, Layered Noise Reduction to Reduce Background Noise Acoustic Feedback Cancellation 5 Digital Volume Levels- with prompt tone, clearly know the volume level One Finger Operation-easily change the volume and program, adjust to your listening environment Automatic Memory-if the device is turned off, the program and volume selection always remains the same until changed by the user