Rechargeable Hearing Aids Audifonos for Deafness/Elderly Adjustable Micro Wireless Mini Size Hearing Aid Ear Sound Amplifier

Product Features: 1. Long standby time 2. Safe charging 3. Digital chip 4. Intelligent noise reduction 5 Anti-howling 3.Max. saturation sound pressure level(SSPL):130dB±4dB 4.Full on Acoustic Gain:F=1600Hz,45±5dB 5.Total Harmonic Distortion(THD):F>1000H 15% F<1000H 10% 6.Frequency Response:450-3500 Hz 7.Equivalent Input Noise:32 dB 8.Battery:Rechargeable 9.Battery Current Drain:4 mA 10.Estimated Battery Life:48 Hours 11.Rated Voltage:D.C 1.5V

Packing list: Principal machine * 1 Charger * 1 Package box * 1

Origin: China Mainland Model Number: J220 Brand Name: jardin Hearing Devices: Rechargeable Hearing Aid Sound Amplifiers: Hearing Aid Digital Moderate to Severe Loss: for Elderly Frenquency Range: 450~3500Hz Hearing aid: Hearing aids rechargeable aid: hearing aid wireless intelligent hearing aid: ear aid sound aid: BTE HEAR AID ear sound amplifier hearing aid: Hearing aids for deafness