The Sereonic is the new and improved TV Soundbox! Louder, richer and crystal clear sound is brought wirelessly from your TV to you. The receiver has a convenient handle so you can carry it with you, even to another room. Simple to install with included optical and analog cables for your smart TV. Voice clarifying technology makes TV dialogue clearer and adjustable tone control improves dialogue intelligibility. Has a headphone jack connection for private listening and a 1-hour snooze function that once activated, the sound will gradually decrease - after one hour unit will turn off. The transmitter serves as a charging dock when the speaker is not in use. Features:Transmitter connects to the Optical, headphone or analog audio ports of your TV, cable box or music system.Improved sound quality, adjustable tone control and voice clarifying technologyImproved battery life - 8 hours with user replaceable Lithium-ion rechargeable battery.Includes connection cables for analog or digital TV models.1-hour sleep timerRange up to 125 feetDimensions: 9" x 7" x 3.25" Includes:Wireless Receiver (speaker)Transmitter /charging baseDigital Optical Cord(2) RCA Y- Adapter CablesAudio CordAC AdapterOperating Guide