ITEM NAME:Axon Ear Hearing Aid Mini Device Volume Adjustable Sound Voice Amplifier En C7S7 Axon Ear Hearing Aid Mini Device Volume Adjustable Sound Voice Amplifier En C7S7 Max Sound Output: greater or equal to 120 dB Max Sound Gain: greater or equal to 30 dB Harmonic Wave Distortion: f Less than 1000Hz Less than or equal to 10%,f more than the 1000Hz Less than or equal to 4% Frequency Range: 250ï ½Å¾3800 Hz Input Noise: Less than or equal to 50 dB Battery: AG3 Button battery (Included) Working Voltage: dc1.5V Working Current: Less than or equal to 4mA Color: skin tone Material: ABS + silicone Package Content: 1* Hearing Aid 3* earplugs 4* AG3 button battery 1* manual 1* hard box packaging.Max Sound Output: greater or equal to 120 dB. Input Noise: Less than or equal to 50 dB. Color: skin tone. Max Sound Gain: greater or equal to 30 dB. Battery: AG3 Button battery (Included). 4 AG3 button battery.
