Description
Intelligent BTE Hearing Aids Rechargeable Low-Noise Wide-Frequency Wireless
Ear Sound Amplifier Digital Hearing Aid For Elderly Hearing Device Ear Aids
Feature:
1. Small And Invisible,Left &Right ear adjustability
2. Discreet thin-wire design
3. Intelligent Noise Reduction
4. Equipped 4 different sizes earplugs
5. One key operation
6. Rechargeable battery for long time use
7. Support two sound mode
8.Support Volume control, reduce howling
9.USB Rechargable with Adapter
Product Parameters / Specification :
1.Product size: 43x15x10 mm
2.Weight:4 g
3.Max. saturation sound pressure level(SSPL):130dB±4dB
4.Full on Acoustic Gain:F=1600Hz,45±5dB
5.Total Harmonic Distortion(THD):F>1000H 15% F<1000H 10%
6.Frequency Response:450-3500 Hz
7.Equivalent Input Noise:32 dB
8.Battery: Rechargeable
9.Battery Current Drain:4 mA
10.Estimated Battery Life:48 Hours
11.Rated Voltage:D.C 1.5V
Note:
1.Adjust volume to the minimum before wearing;
2.Choose an earplug of slightly bigger size to avoid whistler;
3.Increase volume gradually to avoid sudden increase in sound;
4.If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage;
5.Keep the ear plug clean;
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