RIChearing aid * 100% Digital Processing For Exceptional Sound Quality * 8 Channels WDRC Compression * 16 Bands Frequency Shaping * Adaptive Feedback Cancellation * 128 Bands Adaptive Noise Reduction * Adaptive Directional Microphones * Output Compression Limiting (AGC-O) * Low Battery Warning * Adjustable Switch Tones * Power Delay * Tinnitus Treatment * Ilog Datalogging