Rechargeable: This digital hearing aid amplifier has a built in rechargeable battery, so you will no longer need to change batteries.
Noise Canceling: With a Built In Digital Noise Reduction Chip, This Amplifier Offers Better Clarity For Both TV and Conversations.
Adjustable Amplify Mode: 6 Different Amplify Frequency Adjustable.
Easy To Use: Easy to Operate For Seniors.
Comfortable to Wear: Light weight design and super comfortable to wear behind the ear all day long.
Color: Blue, Beige
Charging Type: USB charging
Charger: DC 5V/50MA-1A
Battery: Lithium battery
Max Sound Output: 129±4dB
Sound Gain: 38±5dB
Total Harmonic Wave Distortion: ≤5%
Frequency Range: 400Hz~3800Hz
Input Noise: ≤28dB
1 x Hearing aid
3 x ear tips(different size)
1 x USB cable
1 x User manual