This hearing-aid is safe to use, convenient and practical. It can help user hear the outside sound again, regaining confidence. Mini, lightweight and invisible, comfortable to wear. Suitable for the elderly and those people with hearing loss. Features: The product looks like a BT headset, which can protect your privacy. You don't have to worry about discrimination anymore. Fine quality material, safe and non-toxic, suitable for a long time use. Mini and lightweight, ergonomic design, invisible and comfortable to wear. It can greatly reduce noise, providing clear sound quality, and the voice can be heard even in the noisy environment. Suitable for the elderly and those people with hearing loss, perfect to help hearing the outside sound again, regaining confidence. Rechargeable design. Comes with a Charging-case for recharging the device anywhere and anytime. Easy to operate and use. Specifications: Material: Plastic Color: Black, White, Skin Color (Optional) Batterys: * Hearing-aid(Each One): Built-in 20mAh Li-ion Batterys * Charging-case: Built-in 300mAh Li-ion Batterys Package Size: 105 * 105 * 65mm / 4.13 * 4.13 * 2.56in Package Weight: 133g / 4.69ounce Packing List: 1 Pair * Hearing-aid 1 * Charge Case 1 * User Manual