Digital Hearing Amplifier USB Rechargeable Sound Amplifier Hearing Aids 35hr Battery Life With Adapter 4 Silicone

Specifications: Item Type: GE-T10 Hearing Amplifier Material: ABS Color: Blue, Gold (Optional) Maximum Sound Output: 129+/- 3dB Sound Gain: 40dB+/- 5dB Total Harmonic Distortion: 10% Frequency Range: 450-3400MHz Input Noise: 32dB Battery Capacity: 30mAh Working Voltage: d.c.3.7V Working Current: 1.2mA Charging Time: about 2 hours Working Time: about 35 hours Package Size: Approx.12*9*4cm Package Weight: Approx.97g / 3.4oz • USB charging, convenient and fast, long battery life, 2 hours of full charge, 35 hours of continuous work. • Simple mini design, fashionable color matching. It's not just a hearing aid, it's adjustable to fit both ears. • Using digital chip and frequency control, it can easily adapt to different sound environments. The volume is adjustable, so you can change it according to your preference. • Small size, lightweight, comfortable wearing feeling, will not cause ear pain, its neutral design makes it the perfect choice for both men and women.