Mini Sound Amplifier, Ear Sound Enhancer, Noise Reduction, Enhanced Speech, Feedback Cancellation, Suitable for Adults, Elderly, Children, Left and Right Ears (3-Year Warranty)

• 【Super Mini Size】Machine size is 0.65 * 0.54 inches, which can be well hidden in your ears. Wire drawing can help you take out the machine. Tip: Please locate the earplug to fit the ear canal, otherwise it will cause noise.（We will come with three different size earplugs）
• 【Comfortability】 You may feel uncomfortable when you first use it. Please don't stop using it, because you will feel comfortable slowly in the next time. It has the advantages of miniature, long battery life, durability, waterproof and sweat proof. So you will like it.
• 【Gift bundled】 In addition, we will give you a box for you to carry, three earplugs for you to change the most appropriate size. An adjusting rod can adjust the volume.
• 【Instructions】 Before using, first turn to the lowest volume, from the beginning to high-pitch, use the adjusting stick to adjust until you feel comfortable. If not used, please adjust the volume to 1, Or remove the battery，so as not to cause battery loss.
• 【Customer Service】I Always Adhere to The Principle of Customer First, Sincerely Hope That Every Customer Can Feel Our Service Joyfully. If You Have Any Questions, I Also Hope You Can Contact Me At Any Time, And I Will Answer Any Questions For You at Any Time. Thank You For Liking My Product.

Product description Easy to install: 1. Choose the right earbud head, note: there should be no gap between the earbud and the ear, otherwise there will be a whistling sound. Install the battery: Please install the battery according to the requirements on the picture Adjust the sound: 1. You can first turn down the volume to test, if you think the volume is too small and then slowly increase, remember: can not directly turn to the maximum volume use.