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JH-351O Manual

Rechargeable BTE hearing aid Free your from the burdensome battery issue

Specification #

Model No.: JH-351O
Peak OSPL 90(dB SPL): 125
HAF OSPL 90 (dB SPL): 120
Peak Gain(dB) : 41
HAF full on Gain(dB) : 32
Total Harmonic Disrort:
500HZ(%) : <= 3.1
800HZ(%) : <= 1.7
1600HZ(%) :<= 0.2
EQ input Noise(dB) : <=31

Middle power BTE
2 Channels WDRC Multi Memories Amplifier Noise Reduction
Memory Switch
Rocker VOlume Control
Volume and momory Resume
Exchangeable between ear hook and tube
Full charging time: 2hours
Duration of use: More the 20 Hours of use.
Cycle times: No decline within 500 times charging.

Long press: Switch ON/OFF
Short press: Change mode

Charging three steps #

The device will be turned off automatically to make for a faster charging time. It’s recommended that you turn off the hearing instrument when it’s not in use. Long press the momory switch button to turn on the device when you want to use the device.
1. apparatus for audible 2tube 3 ear tips: “bell” signal amplification


1. It is forbidden to use by those patients with tympanitis or ear pyogeneiss
2. Don’t use it at high volume for a long time. Otherwise it will injure your ear. If you feel uncomfortable. please stop using it.
3. Avoid shocking: falling the product. Don’t keep or use it in an environment of humid of high temperature.

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