SPECIFICATIONS Choice: yes Mini amplifier, in-ear sound enhancer, noise reduction, speech enhancement, feedback elimination, suitable for adults, elderly, children, left and right earsAbout this itemSuperior Amplification The device has a noise reduction feature that creates an acoustical seal to aid in eliminating background noise. The hearing aid works on providing you the best sound quality. It absorbs all necessary sound and never let you miss anything. Unique and Cutting-edge Design Mini micro processor technology has been used, making it tiny but superior. It comes in attractive and novel design for those who are style conscious. After discovering all the sounds you have been missing, you will wish why you didn't come across the NewEar mini ear ITC years ago. Reliable and User-friendly You can totally rely on this handy device. For best use down the road, it comes with six earpieces. Also, for better storage and accessibility the pair comes assorted in a rugged case. Key Features • Comes in pair• Extra small and discreet• Fully digital• Mini micro processor technology• Handy and rugged 【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 hearing aid box for you to carry, three earplugs for you to change the most appropriate size. An adjusting rod can adjust the volume. 【Sound Amplifier】 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, so as not to cause battery loss. 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.