Wireless Invisible Hearing Aid
$89.97
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The Wireless Invisible Hearing Aid is super mini size and light weight and not easily seen. Features: Sound amplifier behind the ear 2 x Ear caps Made of silicone Includes batteries User Manual Tips: 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 Brand Name: KemeiMax Saturated Sound Pressure: 130dB+5dBSound gain: : ≥ 50dbHarmonic Wave Distortion: ≤ 5%Frequency response Range: 300--- 4000 HzInput Noise: ≤ 30 dBPower Voltage : 1.5 VWorking Current : ≤4mABattery Type: : AG13 button cell battery (included)
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