specification: Condition:100% Brand New _x000D_Item Type: Sound Amplifier_x000D_Material: ABS, Silicone_x000D_Power Supply Mode: 1 LR41H electronic battery (No Battery Included)_x000D_Includes: Single ear Features: 1The sound amplifier is specially designed to amplify the sound so that the elderly can hear more clearly. 2The volume can be adjusted by pressing the button, with low and medium power, suitable for patients with mild to moderate hearing loss. 3Using silicone earplugs, it will not cause you any discomfort even if you wear it for a long time. 4Made of high quality ABS material, stable and durable, can be used for a long time. 5Lightweight and portable, you can easily put it in your pocket and use it whenever you want. PackageList: 1 x SoundAmplifier 3 xEarplugs 1 x Instruction Book