>New Small In the Ear Invisible Rechargeable Sound Hearing Amplifier Hearing Aid
Material: ABS Plastic, Silicone
Size: 2.9 x 1.4 x 1.9cm/1.1 x 0.5 x 0.7inch (L x W x H)
Package Size: 15 x 10 x 4cm/5.9 x 3.9 x 1.6inch (L x W x H)
Max. OSPL90: 128(±4)dB
Max. Full-on Gain: 40(±5)dB
Frequency Range: 180-4200(±6)Hz
Total Harmonic Distortion(THD): 800Hz 6% (≤10%)
Equivalent Input Nosie(dBSPL): ≤26
Battery Current: 1.6 (±0.3)mA
Working Voltage: 1.2V
Charging Time: 4-8 Hours
Working Time: 15-18 Hours
Lightweight and can be used in either ear.
Sound amplifier helps to amplify sound up to 30x with low background noise.
Inbuilt battery convenient to recharge, there is no battery required to replace again.
STORAGE: When you are not using your rechargeable sound amplifer clean it and store in a dry cool place.