Technical SpecificationsANSI 3.22-1996Unit Max-SSPL 90130dB SPL HFA-SSPL90121dB SPL Full On Gain47dB SPL Frequency Range450-3500Hz THD at500Hz:2.4% 800Hz:2.3% 1600Hz:0.2% EQ. Input Noise Level<30dB Battery Current Drain4mA Rated VoltageD.C 1.5V 1. According to their own ear size, choose for earplugs, ear plugs and headphones connected 2. Plug in the charger directly 3. Shut down the charge, do not touch the random touch 4. Rotate the connector and adjust the appropriate angle 5. Before wearing, turn off the hearing aid switch and keep the volume to a minimum 6. Place the hearing aid in the ear canal to adjust the position, into, without leaving a gap 7. Turn on the switch and adjust the appropriate volume 8. Turn off the power before taking the hearing aid
Product Size:43×17.5×10 mm
Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly
Left/Right ear adjustability. Adjust the tube to left or right, so that you can wear it in your left ear or right ear.
High/Low frequency modes. Reduces unwanted background noise by adjusting focus using two different modes.
In the high frequency, you will hear the sound very strongly and loudly. In the low frequency, you will hear the sound very deeply and quietly
Type: Rechargeable Bluetooth hearing aid Category: Hearing Health Products Feature: Analogue, Rechargeable, Bluetooth Type Color: Black Weight: 9.5g Size: 4.35*2*1.3cm Battery: Lithium battery, its capacity is 70mAh Max Sound Output: ?127dB ± 4dB Max Sound Gain: 48dB ± 5dBTotal Harmonic Distortion: ?5% Frequency Range: 450~3500 hz Equiv Input Noise: ?30 dB Battery: Lithium Battery Working Voltage DC 3.7V Working Current: ?4mA Measurement: 4.35*2*1.3cm Special Function Key:Rechargeable,Adjustable Ear Hook 1 x Hearing Aid 1 x Carrying case 1 x Charger 3 x Earplugs 1 x User Instructional Brochure
Easy and comfortable, one-finger operation
Noise reduction control through digital chip
Digital volume and frequency program fitting as demanded by different needs
And enriches the sounds around your head to make the world an easy place!
selectively amplifies speech, separating it from background noise and sounds using energy-efficient, twelve-band digital sound processing helping you understand conversation more easily.
Product Name: Hearing aids Disease: hearing loss hearing loss Symptoms: hearing loss in patients Applicable people: not elderly adults in the elderly Package includes: hearing aid + battery 2 + earbuds 4 Use the battery: A675 lithium battery Maximum Saturation: 129db + 4db Full file gain: 78db + 5db Harmonic distortion: 1000Hz Frequency range: 450Hz-3500Hz Working current: 8mA Light weight, easy to carry Never miss another word at lectures, movies, shows or church For the crowd: suitable for moderate hearing loss, especially for intermediate frequency Note: After wearing for a period, use a small brush to clean up the oil residue, cerumen.
Built-in rechargeable lithium battery is more economical
The appearance of fine, small and exquisite
Power more noise less, more clear sound distortion is smaller