For indoors or out. Lightweight luggage type, becomes its own lectern.nbsp Retractable legs.nbsp 50 watt multimedia stereo amplifiernbspTwo Jensen designed 6148 x 8148nbspoval speakers one built into lectern, one in lid with 40146 cable professional dynamic cardioid mic with 15146 cable flexible gooseneck with shockmount mic holder. Dimensions 16 34148 x 17148 x 9148.Covers audiences up to 1,500 and areas up to 20,000 square feet. CD player and cassette player stored in lid Power Source All AmpliVox PA146s require POWER Talk for up to 200 hours on a single set of 10 D cell alkaline batteries not supplied. Or use thenbsp1033175 International AC AdapterRecharger to plug in virtually anywhere in the world. Use the 1033182 NiCad Battery Pack with the 1033175 for a rechargeable system. ALL SOLD SEPARATELY