AmpliVox SW227 Portable Wireless Powered Speaker Voice Projector Kit, Black APLSW227 APL SW227, Complete wireless sound system with separate wireless powered speakers that can be placed up to 300 ft. apart with no cables to connect. Each cabinet has two built-in Jensen design speakers (4 total), a built-in receiver, 50W stereo amplifier with three mic inputs, auxiliary jack with separate volume control for CD players or computer projectors and a line out jack for recording presentations. Use inside or outide to reach audiences of up to 1,500 in rooms up to 15,000 square feet. Completely wireless design makes setup and breakdown a snap. Mic Input Types: Condenser; Dynamic; Wireless; Number of Mic Inputs: 3; Speaker Type: 6" x 8" Jensen Speaker; Number of Seakers: 2., UPC 734680102272