BTE Digital Hearing Aid Device - "Crystal U+" features:
1. "Super-quiet" Funtion
2. 4 Fully Digital and Programmable Channels
3. Fully Automatic Wide Dynamic Range Compression (WDRC)
4. Independent Adjustment for Soft/Loud Sound
5. Automatic Acoustci Feedback Cancellation
6. Adaptive Directional Microphone (optional)
7. Maximum Power Output (MPO) Control
8. Internal Microphone Noise Reduction
9. Two Independent Memories
10. Memory Switch and Low Battery Indicator
11. Multifuntional Indicator Tone
12. Latest “Telecom-easy” Techonology for Phone Compatibility
13. Telecoil Input (optional)
14. Super Power

Technical Specifications:
MAX-SSPL90: 129dBSPL (13A) 132dBSPL (675)
HFA-SSPL90: 122dBSPL (13A) 127dBSPL (675)
Peak Gain: 60dB (13A) 67dB (675)
HFA-FOG: 55dB (13A) 61dB (675)
Frequency Range: 200~5300Hz (13A) 200~5900Hz (675)
THD at 1600Hz: 1.5% (13A) 0.5% (675)
Eq. Input Noise Level: 28dB (13A) 15dB (675)
Battery Current Drain: 1.06mA (13A) 1mA (675)
Attack Time: 2ms
Release Time: 17ms (13A) 6ms (675)
HFA-SPLITS: / 114dB

For more detail info, please feel free to email us or call us via +86 592 5970056 at any of your convenience.