(2)SPEAKERS FOR 90 SERIES LCD SOUNDBAR90-BK (2)SPEAKERS FOR 90 SERIES LCD SOUNDBAR90-BK. Soundbar90 (BLACK) attaches easily to select 90 Series LCDs. (LCD1990SXi- LCD1990SXp- LCD2090UXI- LCD2190UXi- LCD2190UXp) Power: 2 + 2 Watts of stereo output; Total Harmonic Distortion: Less than 5% (1W condition); Input Impedance: 2.5k Ohms; Input Sensitivity: 0.5 Vrms for full output; Frequency Response: 150Hz to 15kHz; Power Requirements: DC 12V; New Front Mute Button; Volume Control on Soundbar; Headphone/Audio Input Jack Type: 3.5mm Stereo