JH-351R4 Digital Programmable USB Rechargeable Hearing Aid / Hearing Amplifier
Specification of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier
|Max Sound Output||125±3dB||Noise EIN||≤20dB|
|Sound Gain||40±5dB||Battery size||3.7V 30mAh Built-in lithium batter|
|Total Harmonic Wave Distortion||500Hz <= 3.1%||Working current||≤2.5mA|
|800Hz <= 1.7%|
|1600Hz <= 0.2%|
|Frequency Range||200-5000Hz||Full charging Time||2 hours|
|Dimension||Duration of use||More than 20 hours of use|
|Certification||FDA||Cycle time:||No decline within 500 times charging|
Features of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier1. 2 hours continuous use with a full charge
2. Super mini in the ear, invisible in the ear.
3. Wide frequency range, high quality sound.
4. Open fit hearing aid, no blockage effect, improving wear comfort.
5. Supplied with USB charging dock
6. Different sized ear tips supplied to ensure a good fit
Precautions of JH-351R BTE RIC FM Rechargeable Hearing Aid Hearing Amplifier1. Charging time :It will take around 2 hours for a finished battery to be fully recharged. It's strongly suggest to charge for 12 hours for the first time charging.
2. During the charging period, the indication light in the adapter base is showing Red light
3. After charging completed, the indication light will turns to Green light.
4. Important to off the machine before you put on it to your ear.
5. To choose the right size of ear plugs will be more comfortable to the ear,and help a better sounds gain, and avoid any extra noise.
6. The switch should be turned to the off position when the apparatus is not in use. That will ensure longer battery life
Package Included1 Hearing Aid
3 Ear tips
1 USB Dock
1 Strong box
1 Manual book
2 Cleaning tools