Reliable Japanese brand "Longsafe" ※This color is blue/black. ◆【Magnifies up to approximately 30x】Amplifies TV audio and voices. As a result of testing the volume of a TV with this product, it was found that the sound could still be heard even when the volume was reduced by as much as 22. ◆【Universal for Left and Right Ears】No specific direction for wearing, so there's no mistake. ◆【Stylish Design】The shape and color blend in with the skin, so it won't be noticeable when you're out and about or dressing fashionably. ◆【Charging and Storage Case Included】Fully charged, the sound amplifier can be charged 4-5 times, making it ideal for carrying around and overnight stays. ◆【Clear Sound Quality】High-frequency and low-frequency mode selection available. ◆【Noise Canceling】Equipped with a smart chip. Further enhances natural and easy-to-understand sound. ◆【Compact and Lightweight】So light you'll forget you're wearing it, so you won't get tired even after wearing it all day. ※When using, put it on at the minimum volume and adjust the volume gradually. ※A sound amplifier is a device that amplifies surrounding sounds and voices, and is different from a hearing aid medical device. ※Cannot be used while charging. ※Individual results may vary.