6 surround speakers: subwoofer, front left and right, rear left and right and center

5.1 Channel virtual surround sound

Volume and bass control knobs on the back of the subwoofer

Subwoofer measures 5.91 X 9.37 X 8.07 Inches - speakers measure 3.35 X 3.07 X 5.35 Inches

Powered via the built-in ac power cable

THIS IS A NEW ITEM IN ORIGINAL OPENED PACKAGE. FULLY FUNCTIONAL & COMPLETE.