Description: This sound amplifier will give you precise sound amplification. Easy to operate, convenient for daily use and travel use. Come and have a try. Features: Adjustable volume, 8 levels for selection, you can turn up the volume from low to high, providing you the best sound quality. Easy to operate, powered by 1 x AAA battery (Not Included), enjoy your life with this lovely stuff. Comes with silicone ear plugs, not easy to slip off, it will be very comfortable to wear for a long time. Reliable quality, made of usertofriendly material, flexible, safe to wear without harming ear canal. It includes 2 pieces of earplugs in different sizes, a hearing aid cord and a main unit. Portable size, it has a clip at the back, nice for you to carry it outside. Specifications: Type: Hearing Aid Model: Xto136 Material: Silica Gel ABS Color: Grey Sound Output: 1305dB Sound Gain: 50dB Frequency Range: 300to4000Hz Input Noise: 30dB Battery: 1 x AAA Battery (Not Included) Voltage: DC 1.5V Working Current: 4mA Item Size: Approx. 7 x 4 x 1.8cm or 2.76 x 1.57 x 0.71in Package Size: Approx. 11.6 x 8.1 x 3.1cm or 4.57 x 3.19 x 1.22in Package Weight: Approx. 88g or 3.1oz Note: Please read the user manual carefully before use. Package List: 1 x Hearing Aid 2 x Earplugs 1 x Hearing Aid Cord 1 x English User Manual