Haxe hearing amplifier JH-A39 in-ear, rechargeable, 35 dB gain, 400–4500 Hz, 6 volume levels, charging case

Haxe JH-A39 is an in-ear rechargeable hearing amplifier designed for both indoor and outdoor use. The device provides up to 35 dB output gain with a frequency range of 400–4500 Hz and a maximum output level of 117 dB. The set includes a charging case, three pairs of silicone ear tips (S, M, L), a USB cable and a cleaning kit. Typical charging time is about 2.5 hours for the earpieces and about 3 hours for the case. The device is intended to operate in temperatures from 0 to 40 °C and in relative humidity conditions from 10% to 90%.

Advantages

The Haxe JH-A39 offers adjustable amplification across six volume levels and a compact in-ear design for discreet use. Its rechargeable battery and included charging case provide extended portability, while multiple ear tip sizes ensure a better fit. USB charging and a cleaning kit simplify maintenance and everyday convenience.

Suitable for

• Everyday voice amplification at home
• Listening to conversations in noisy indoor environments
• Outdoor use for clearer speech perception
• Users needing a discreet, portable hearing support

Key specifications

• Wearing style: in-ear
• Output gain: 35 dB
• Maximum output level: 117 dB
• Frequency range: 400–4500 Hz
• Volume control: 6 levels
• Rechargeable battery; operating voltage: 3.7 V; operating current: 6 mA
• Charging time (earpieces): approx. 2.5 h; charging time (case): approx. 3 h
• Operating temperature: 0–40 °C; storage temperature: -10–55 °C
• Operating relative humidity: 10–90%; storage relative humidity: 30–75%
• Colour: black

How to use

Insert the selected silicone ear tips firmly into each earpiece and place the earpieces into the ear canals. Power on the device and adjust amplification using the six-level volume control to the comfortable listening level. Recharge the earpieces in the supplied charging case using the USB cable; charging takes about 2.5 hours for the earpieces and about 3 hours for the case. Follow routine cleaning instructions from the supplied kit to keep sound ports clear.

Recommendations

Use the lowest volume level that provides clear sound to avoid discomfort or further hearing damage. Store and charge the device within the specified temperature and humidity ranges. Regularly clean ear tips and sound openings and replace ear tips if worn to maintain performance.