Open Fit BTE Digital Rechargeable Hearing aid
what is open fit BTE hearing aids?
Open Fit BTE device is the difference with the traditional BTE, with a fine and elastic sound conducting tube to replace the traditional BTE sound conducting tube, because earplugs are relatively open, no BTE feeling seal, so as to improve wearing comfort.
The open ear type device is suitable for mild and moderate hearing loss population, the general adaptation range below 80dB, especially 500Hz good to 40 dB, the effect of matching open ear ideal. If the hearing loss is serious, it will not apply.
The following groups of people are more suitable for wear BTE open
1. wearing other types of hearing aid, Ears feel stuffy, not very comfortable.
2. low frequency hearing is less than or equal to 40 dB.
3. patients with otitis media, or recurrent otitis media
4. people with high requirements for beauty.
Functions of open fit BTE hearing aids
●Multi-Channel Signal Processing
●Up to 10 Channel Adjustable Compression DDRC
●5th Generation Feedback Cancellation System
●Expansion Technology
●Real-time Data Tracking & Storage System iLOG5.0
●DFC Function
●Intelligent Volume Learning Function
Specifications of open fit BTE hearing aids
| MAX OSPL90(dBSPL) | 131 |
| HFA OSPL90(dBSPL) | 125 |
| Peak Gain(dB) | 67 |
| HFA FOG(dB) | 59 |
| Frequency Range F1,F2 | F1≤200Hz,F2≥5720Hz |
| THD at | 500Hz-1.3%,800Hz-0.8%,1600Hz-0.2% |
| Eq.Input Noise Level(dB) | 26.5 |
| Battery Current Drain(mA) | 0.96 |
| Attack Time(ms) | 2 |
| Release Time(ms) | 47 |
| MASL(dB) | 75 |
