Edifier G7000 DTS Surround Sound Wireless Gaming Speakers DTS surround sound technology restores cinema-level sound field Support multiple sound field modes, compatible with multiple game platforms 5.8G 'clear air' transmission technology, no fear of interference 4 HIFI-class high-quality units, wireless subwoofe Features: Frequency Response Left/Right: 160Hz-20kHz | Subwoofer: 40Hz-160HzHz Speaker Size 4 x 70mm Subwoofer 50W Subwoofer Size 178mm Connectivity Bluetooth Yes USB Yes Wireless 5.8GHz General Body Material Wooden Enclosure Buttons DTS Surround On/Off, Mode, Volume +/-, Power and Pause/Play Buttons Compatible Devices Computers, Mobilephones, iPads, Television and Game Consoles Inputs AUX Yes Optical Audio Yes PC Audio Yes Performance Noise Level 25dB(A)dB(A) Power RMS Power 2x 18WW Warranty: 1 Year Warranty