JH-351O BTE FM Open Fit Rechargeable Hearing Aid / Hearing Amplifier

Specification ofJH-351O BTE FM Open Fit Rechargeable Hearing Aid Hearing Amplifier
MaxSoundOutput	125±3dB	NoiseEIN	≤32dB
SoundGain	36±5dB	Batterysize	3.7V30mAhBuilt-inlithiumbattery
TotalHarmonicWaveDistortion	500Hz<= 3.1%	Workingcurrent	≤3mA
	800Hz<= 1.7%
	1600Hz<= 0.2%
FrequencyRange	200-5000Hz	FullChargingTime	2hours
Dimension		Durationofuse	Morethan20hoursofuse
Certification	FDA	Cycletime:	Nodeclinewithin500timescharging

Features ofJH-351O BTE FM Open Fit Rechargeable Hearing Aid Hearing Amplifier

1. Rechargeable type BTE hearing aid, Eco-friendly and easy to wear with comfortable feeling;
2. Small transparent ear tube, small hearing machine, almost invisible on the ear.
3.Wide frequency range, high-quality sound and it is adjustable for frequency.
4. Open fit hearing aid, no blockage effect, improving wear comfort;
Balanced armature loudspeaker, noise canceling, better sound quality;
5. Supplied by USB charging dock with a USB charging line, easy to charge;
6. Different-sized ear tips supplied to make sure a good fit for users.

Precautions of

Hearing Amplifier

1. Charging time: It will take around 2 hours for a finished battery to be fully recharged. It's strongly suggested to charge for 12 hours for the first time charging.
2. During the charging period, the indication light in the adapter base is showing Redlight
3. After charging completed, the indication light will turn to Greenlight.
4. Important to off the machine before you put on it to your ear.
5. To choose the right size of earplugs 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