Easy to use amplifier helps eliminate background noise for one-on-one conversations, indoor/outdoor activities, TV or radio listening, restaurants or small groups, or listening in a car. Easy to use volume and tone controls tailor the sound to your hearing loss. With a single mini earbud, you can get up to 123dB SPL high volume output and exceptional clarity. Two AAA batteries (included) provide up to 100 hours of use. Sleek silver-tone case. Comes with a 12 foot microphone extension cord to allow placement at a distance for easy TV listening or use in a car. Has a neck lanyard and built-in beltclip. Use with an induction neckloop to couple to hearing aids with T-coils. 3.5mm monaural headphone jack. Five year warranty.