Clearon Rechargeable Hearing Amplifier Product Specifications 1.Product size:43×17.5×10 mm 2.Weight:7 g 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:AG13/LR44/L1154 9.Battery Current Drain:4 mA 10.Estimated Battery Life:≥48 Hours 11.Rated Voltage:D.C 1.5V 12.Special Function Key :0-1(Power off/on) Package Includes: Clearon Rechargeable Hearing Amplifier Shockproof Case 3 Ear Plugs (small, medium, large) Sound Tube Cleaning Brush Power Adapter USB Cable ( Can use Power Bank-5V,1A output ) User Manual.
