ขาย ⊙﹉2 X Digital Rechargeable Hearing Aids Intelligent Amplifier Audiphone Behind Ear ราคาที่ดีที่สุด

Description This Powertone F-138 In-Ear Hearing Aid is a quality hearing aid which can help you hear the sound clearly and loudly. The volume can be adjusted to 4 different levels. Features: - 100% brand new sound amplifier behind the ear - Super mini size and light weight, easy and comfortable to wear - Silicone ear pads in 3 different sizes , suitable for any form of ear - Convenient wear - Volume Adjustable - Low noise, low distortion; - Anti-shock, anti-drop, moisture proof, high temperature proof - Help people with hearing impairment to hear sound and voice Specifications: Maximum sound output: 130 +/- 5dB. Sound gain: ≥ 50dB. Frequency range: 300Hz ~ 4000Hz. Total harmonic wave distortion:≤5% Input noise:≤30dB Voltage:DC 1.5V Current:≤4mA Battery Type: AG13 button cell battery (included) Original box: Yes Product weight: 10g Package weight: 108g Color: Beige Kindly Note: - Adjust volume to the minimum before wearing. - 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 (silicagel) is appropriate and whether the size of plug is tight, the appropriate choice of earplugs and plugged, make sure no air leakage. - Please regularly clean the ear plugs or ear molds in order to ensure the normal use of hearing aids. - Use for long periods of time, please remove the batteries to prevent battery rot erosion hearing aid components. Package Includes: 2 x Ear sound amplifier 6 x Earplug of different size 4 x AG13 batteries 2 x Instruction manual