Artis X9 Sound Bar a compact yet powerful Bluetooth Sound bar with sleek looks and excellent audio response with Slender and stylish Matte black design. 4 inbuilt speakers and 1 woofer provide clarity across a broad frequency range with crisp highs and deep bass Integrated USB port enables playback of MP3/WMA files directly from compatible media. Input Connections : USB, OPTICAL, COAXIAL, HDMI(ARC), AUX(3.5mm) Inbuilt 2.1 Channel amplifier with 3 EQ Presets ( Music, Movie & Speech) Extended Wall mounts provided for added convenience. Audio Output: 120W RMS ( 60W RMS Sound bar + 60W RMS Woofer) Speaker Drivers: 4 x 2.25-inch 15W units + 1 x 6.5 inch 60W woofer Bluetooth Version: 5.0 +EDR , SNR:>=75dB,Frequency: 55Hz-20 KHz