Specification

• Sound Output(SSPL): 128+-3dB
• Sound Gain(SSPL): 50dB: 95+-3dB
• Noise: EIN: <26dB
• Frequency Range: 400Hz-4200Hz
• Working Current: 3.5mA
• Harmonic Wave Distortion(THD): Volume reference                                                  
• 500Hz: <=3%                                                                                  
•  800Hz: <=5%                                                                                  
• 1600Hz: <=1%
• Rechargeable Battery: NI-MH
• Recharge Time: 7 hours
• Working Time: 16 hours

Features:

1. Pair of revolutionary BTE amplifier: hearing amplifier with specialized noise reduction facility is an ultimate solution for those who require optimal sound amplification
2. Innovative construction: this personal sound amplifier designed by an audiologist
3. Has some unique features like noise reduction and feedback cancellation that will eliminate unwanted sound and let you hear only what is necessary
4. Ultra light and virtually invisible: for convenience the BTE hearing amplifier is constructed extremely small and light
5. Body is half transparent and won't be noticed by others easily
6. Highly comfortable: made of high quality materials, the device is safe and pretty much comfortable to wear
7. Fits perfectly on individuals of all ages
8. Rechargeable: with rechargeable feature, you won't have to purchase replacement batteries
9. You can simply charge it via USB or AC power outlet
10. Also, our device is designed to consume minimal power 

Packing and accessories:

• 2 Charger hearing aid aids ear audiphone
• 4 Ear tips
• 1 USB charging
• 2 Cleaning tools
• 1 Manual book
• 1 Strong gift box