Invisible Rechargeable ITE Mini Hearing Aid

Features: Max sound output:117±3dB Sound gain:≥25dB±5dB Total harmonic wave distortion:≤7% Frequency range:400-4500MHZ Input Noise:≤32dB Voltage: d.c.1.2V Current: ≤6mA Main unit, Charging 2 hours for 12 hours use. Charging case 90 mins for hearing aids charring 3~4 times. Products Contained: 2 x Host 1 x Charging compartment 6 x Earplugs 1 x Brush 1 x Manual 1 x USB data cable