Condition: Brand New Item Type: Hearing Aids Material: ABS Color: As Pictures Shown Weight: Approx. 225g/7.9oz Maximum Sound Output: 115 +/- 3db Sound Gain: 28dB +/ -5dB Total Harmonic Distortion: 3% Frequency Range: 350-5000MHz Input Noise: 32db Voltage: DC 1.5V Current: 2mA Completely Charged within 6 Hours Working Hours up to 16 Hours Hearing Aid Built-in 25mAh Rechargeable Battery Charging Case Does Not Have a Built-in Battery, So a USB Charging Cable is Required1This hearing aid is almost can't see when you wear it, adopted advanced amplification technology, easy and comfortable to wear. 2Layered noise reduction, to provide you with high quality voice, so that you immediately enjoy a clearer dialogue. 3Gently touch the button to control the program and adjust the volume to help you listen to the sounds of nature. 4With a charging case, you can store electricity to continuously charge the hearing aid. 5Built?in 25mAh rechargeable batteries, can use up to 16 hours after completely charged within 6 hours.1 x Charging Case2 xHearing Aids1 x Manual1 x USB Cable4 x Ear Cap1 x Cleaning Brush2 x Accessory