The VitaSound PAE-300 is the most sophisticated audio-enhancement product on the market today, offering an improved listening experience to anyone who has difficulty hearing in everyday, "hard to hear" listening situations. The PAE-300 amplifies conversations, TV shows AND cell phone calls via a Bluetooth connection! Makes it easier to understand conversations in crowded rooms Lets you enjoy TV without having to "crank up" the volume Provides a playlist of nature sounds for temporary relief from tinnitus Delivers clear and natural sound when chatting on the telephone or listening to music Featuring patented Neuro-Compensator technology Patented Neuro-Compensator hearing technology in the VitaSound Personal Audio Enhancer (PAE-300) makes it easy for users to hear clear and crisp sound when watching TV, talking face-to-face, listening to music, chatting on the phone, or relaxing to the sounds of nature. Powered by Patented Neuro-Compensator Technology Each person is unique, and the same can be said for their listening preferences. Leveraging advanced Neuro-Compensator technology, the VitaSound PAE-300 is pre-programmed with four different Neural EQ modes, each of which provide different levels of audio enhancement. Users will benefit from being able to choose the Neural EQ mode which best matches their unique listening preference. Features: Up to 40dB amplification VitaSound patented Neuro-CompensatorŽ technology delivers advanced sound clarity and provides a very natural listening experience PAE-300 connects wirelessly to TVs for amplified TV watching and listening in full stereo sound, within a 33 foot range with no line-of-sight requirements Connects to any Bluetooth-enabled cell phone or MP3 player Includes charger with built-in TV transmitter, earphones with built-in omni-directional microphone and installation cables Comes with a mix of high-quality nature sounds that provide high-definition sound therapy that is perfect for relaxation, meditation or sleep Four sound modes for different listening preferences: Watch Mode, Talk Mode, Listen Mode, Relax Mode Four selectable functions for different listening situations Digital noise reduction and feedback suppression Four volume settings selectable by a push button switch Handset dimensions: 110.2mm x 60mm x 19.1mm Built-in microphone with the earphones Operating time: 12-14 hours (6-8 hours TV mode) Charging time: 4-5 hours Built-in rechargeable lithium-ion battery Includes: VitaSound PAE-300 Personal Audio Enhancer handset Base unit wireless transmitter Earphones with microphone Case AC adaptor Cables (stereo, RCA, optical, coaxial) Instruction manual