ขาย Digital Hearing Aid Severe Loss Invisible BTE Ear Aids High-Power Rechargeable UIvq ราคาที่ดีที่สุด

Description Package Included: 1pc of Hearing Aid 4pcs of Earplug (Different sizes) 1pc of Charging line 1pc of Cleaning Brush Specification: Material: Silicone Item Size: 4.5 x 3.5 x 1.2 cm Type: VHP-202S Max Sound Output: 129dB ± 3dB Max Sound Average Gain: 122dB ± 4dB Max Sound Gain: 40dB ± 5dB Harmonic Wave Distortion: 10% Frequency Range: 300~4000 Hz Input Noise: ≤32 dB Features: - HIGH QUALITY SOUND AMPLIFIERS: Designed by expert audiologists with professional sound noise reduction process, provide high quality clear and loud sound. Help the user rediscover the pleasure of listening to nature's sounds or talking to others. - SUPERIOR DESIGN: Mini size and light weight, the hearing aid kit can easily fit into your pocket for easy storage and add no burden to your ear. - EASY TO USE: With handy on and off button and volume control that allows the user to make accurate adjustments in no time. - COMFORTABLE: Soft silicone ear buds won't hurt your ears, offering the most comfortable wearing. - WIDE USE. Suitable for hard-of-hearing users, the deaf, the elderly, the hearing-impaired, etc. - PREFERENTIAL GIFT BOX. Different size noise cancelling earplugs for selection and a storage box is included. Note: - Adjust volume to the minimum before wearing, and increase volume gradually to avoid sudden increase in sound. - Choose an earplug of slightly bigger size to avoid whistler. - Increase volume gradually to avoid sudden increase in sound. - If you hear a howling, check the ear (silica gel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage. - Keep the ear plug clean. - Remove the battery if you don't use it for long time.