Inbuilt Subwoofer, 16-Inch Bluetooth Soundbar Speakers With Optical, Aux, And Wohome 2.1ch Small Sound Bars for TV with 6 Levels Voice Enhancement, Built-in Subwoofer, 16 Inches Bluetooth Soundbar Speakers with Optical/AUX/USB Connection, S100 ?2.1 Channel: With one built-in subwoofer deliver powerful deep bass, 2 full range speakers provide clearly voice and surround sound. ?6 Levels Voice Enhancement: Suitable for all users, especially the elderly or people with hearing impairment; we pioneered by enhancing the sound frequency that is easy to be ignored by the human ear to enhance the clarity of the sound, so that the voice can float out of the background sound without missing any important details. ?16-inch Ultra Slim Soundbar: This sound bar is compact, just over 2" tall for easy placement in front of your TV or mounted to a wall, matches any room and perfect for small spaces. ?Multiple Connection: This speaker support Bluetooth 5.0, Optical, AUX, USB connection; compatible with your smart TV, 4K and traditional TV, computer, projector, phone, tablet and so on. ?Three EQ Modes: DSP technology deliver 3 Equalised mode; music mode with powerful deep bass, movie mode with 3D surround sound, news mode with clearly dialogue.