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• Intelligent BTE Hearing Aid Rechargable Low-Noise Wide -Frequency Wireless Ear Sound Amplifie Digital Hearing Aid For Elderly Product Parameters / Specification : 1 size:43x15x10 mm 2:4 g three saturation sound pressure level(SSPL):130dB±4dB four on Acoustic Gain:F=1600Hz,45±5dB 5 Harmonic Distortion(THD):F>1000H 15% F<1000H 10% 6 Response:450-3500 Hz 7 Input Noise:32 dB 8: Rechargeable nine Current Drain:4 mA 10 Battery Life:48 Hours eleven Voltage:D 1 comparison with listening to reduction and with out hearing relief 1 You can listen to high-end concert events and upgrade the quality of life; 2 Do now not fear about to hearing others no longer, and get along with your kin more harmoniously; 3 Can watch TV, improve physiology and physical health; 4 Improve social skills; 5 Prevent Alzheimer&;s Disease Packing list: Packing list: Host * 1 Silicone earplugs * four Cleaning brush * 1 USB * 1 Manual * 1 Note: 1 volume to the minimum earlier than wearing; 2 an earplug of barely bigger size to bypass whistler; three quantity regularly to avoid unexpected increase in sound; four you listen a howling, test the ear (silica gel) is acceptable and whether or not the scale of plug is tight, the suitable number of earplugs and plugged, make sure no air leakage; 5 the ear plug clean;

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