LG NB3530A Sound Bar System with Wireless Subwoofer (Refurbished) Length & Power Output: 37.4-inch 300 W (2.1 Channel) - Ideal for 42-inch and larger TVs Subwoofer: Wireless Connectivity: Wireless Audio Streaming Via Bluetooth Wall Mountable: Yes; Remote Included: Yes Inputs: Optical Inputs (2), USB 3.0, Portable Audio In (3.5mm)