Do you find it difficult to constantly take your hearing aid apart to change the battery or worry that one day you will forget to buy batteries? Today's rechargeable batteries make your life easier. With this rechargeable hearing aid, you won't have to worry about battery problems again. This is a small, high-quality in-ear hearing aid. Enjoy your life worry-free with long battery life. Rechargeable battery - no additional elements are required for the hearing aid. Modern microchip - the new generation microchip built into the hearing aid is capable of transmitting clear sounds at high power. Low power consumption The device can be used continuously for 50 hours after a full charge. This means you won't need to charge it at all times for at least 3 days. Specifications: Maximum volume: 129dB+3dB Loudness: 40+-5dB Total Sound Distortion Factor: