JH-339 USB Rechargeable BTE Hearing Aid / Hearing Amplifier

Specification ofJH-339 USB Rechargeable BTE Hearing Aid Hearing Amplifier
MaxSoundOutput	128±3dB	NoiseEIN	<26dB
SoundGain	95±3dB	Batterysize	NI-MHrechargeablebattery
TotalHarmonicWaveDistortion	500Hz<= 3%	Workingcurrent	3.5mA
	800Hz<= 5%
	1600Hz<= 1%
FrequencyRange	400-4200Hz	WorkingTime	16hours
Dimension	40mm*13mm*10mm	Chargingtime	7Hours
Certification	FDA	Weight	4.3g

Features ofJH-339 USB Rechargeable BTE Hearing Aid Hearing Amplifier

1. Double hearing aids in one kit, can be rechargeable in one USB dock, 12-14 hours continuous use with a full charge, one time can charge two hearing amplifiers.
2. The power supply could be any with USB Interface, like the computer, laptop, tablet, power bank, adapter and so on.
3. On/Off switch
4. BTE types hearing aid amplifier, receiver outside the body, good sound quality, and noise reduction;
5. MAX Sound Output design, this function will protect your ear from the damage of sound suddenly over-amplify;
6. We offer Big, Middle, Small, Fat ear tips for accessory to fit for the different ear canal.

Precautions ofJH-339 USB Rechargeable BTE Hearing AidHearing Amplifier

1. Charging time: It will take around 11 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 indicator light in the adapter base is showing Redlight
3. After charging completed, the indicator 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

Package Included

1 Hearing Aid
3 Ear tips
1 USB Dock
1 Strong box
1 Manual book
2 Cleaning tools