The Sound Ambassador 35 Deluxe is a totally mobile, self-contained sound system. The unit comes packed with a 6" speaker, built-in amplifier and rechargeable batteries, and can be customized to include anti-shock CD player with MP3 playback, digital MP3 recorder/player and up to two wireless UHF or infrared microphones. A built-in handle makes travel easy. Other important features include 1/4" microphone and line inputs, both with individual volume controls. A Line Out channel with 1/4" phone jack enables two Sound Ambassadors to be linked together. The unit is topped off with a built-in echo effect, protection circuitry and tripod stand mount. All of these features combine to make the Sound Ambassador 35 Deluxe a must-have for traveling presenters, small conferences, schools, classrooms, touring bands, clubs and karaoke.