The Stealth 50dB SSA Secret Sound Amplifier is the original and the best personal sound amplifier that looks like an expensive cell phone earpiece. This stylish amplification system for the hearing impaired allows you to maintain your confidence while in difficult hearing environments. The Stealth 50dB SSA Secret Sound Amplifier features Lithium rechargeable batteries, superb quality and Directional Sound Amplification of up to 50dB, which helps you hear what you have been missing. Stealth SSA is so lightweight and compact; you will forget you are wearing it. This amplifier for the hearing impaired can be worn in either ear, has a soft foam handle that fits snuggly over the ear and comes with 3 sizes of soft tips to give you the perfect custom fit. Whether you're in the theater, watching TV, listening to soft music, or just having a quiet conversation, the Stealth 50dB SSA Secret Sound Amplifier will deliver very good sound quality, allowing you to hear loud and clear. Includes Lithium rechargeable batteries that hold a charge all day and an FDA-compliant, UL Listed charger, so you will never have to buy batteries again. IMPORTANT NOTE: For health and sanitary reasons, this item is non-returnable. The manufacturer will replace any product found to be defective due to manufacturing defect for a period of 90 days from the date of purchase.