Rechargeable Hearing Aids Hearing Aids For The Elderly, Specification: US Plug

Coolbe: This product is a medical device which must be used only as intended and in accordance with the instructions for use. This device is not a substitute for professional medical advice, diagnosis, or treatment. Consult a qualified healthcare professional before use if in doubt. The seller/distributor is not liable for any damages arising from misuse, unauthorized modification, or use beyond stated indications.

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Rechargeable Hearing Aids Hearing Aids For The Elderly, Specification: US Plug 1. Accessories: host (1) USB cable (1) charging base (1) brush (1) earplugs (6) English manual (1) 2. Output power: 3.6mW 3. Maximum sound output: 130 ± 4dB 4. Sound gain: 30 dB 5. Frequency range: 100--4000 Hz 6. Equivalent input noise: ≤28dB 7. Harmonic distortion: ≤6% 8. Continuous working time: ≥15 hours 9. Battery capacity: 40 mA battery is a rechargeable battery 10.Working current: ≤3 mA 11. Working voltage: 1.2V 12. Speaker impedance: 110 ohms 13. Reminder: The product is a single, not a pair