Six speaker soundbar to connect tvs or receivers and provide the ultimate home cinema experience the aux input can be connected to smartphones tablets or notebooks to serve as a stand alone component features bluetooth version 40 product properties model speaker set 21 impedance 4 ohm rms power 60 w remote control yes case colour black sort active max power 300 w connection aux 2x optical 2x hdmi 2x voltage 230 v voltage type ac frequency range 30 25000 hz audio output channels 21 po