Features:
1. High signal noise ratio.
2. One press button operation, easy for seniors.  
3. Five levels volume control with beep sound prompts.  
4. TWS earbuds shape, very fashion and not easy to fall out.  
5. Mini portable charging case. 3-4 hours to full power of the case,can offer totally 36-90 hours use of hearing aids.  
7. FC, ROHS, CE, EMC Certifications available.

Specifications:
-100% Brand new and high quality
-Name: G400 Hearing Device
-Material: ABS+silicone
-Product Type:Rechargeable TWS Analog
-MAX OSPL90(dB SPL):≤115dB+3dB
-HFA OSPL90(dB SPL):110dB±4dB
-FOG:30dB±3dB
-HFA FOG:29dB±3dB
-Frequency Range:F1<400Hz, F2>4700Hz
-THD 500Hz:≤5+3%
-THD 800Hz:≤5+3%
-THD 1600Hz:≤5+3%
-Equivalent Input Noise:29dB+3dB
-Battery Type:Rechargeable Lithium Polymer Battery
-Battery Capacity(Charging Case):300mAH
-Battery Capacity(Earbud/pc):50mAH
-Charging Time (Earbud):1-1.5 Hours
-Charging Time (Case):3-4 Hours
-Earbud Battery Life:12-30 Hours
-Dual Ear Usage:YES
-Fitting Range:From Mild to Moderate (between 26-55dB hearing loss)
-Product Package:98*98*47MM,  0.14KG

Packing List:
Hearing Device*2
User Manual*1
Brush*1
Domes*6 sets
Charging Cable*1
Power Box*1