This low-profile sound bar with Dolby Digital 5.1 decoding provides room-filling surround sound without filling the room with speakers.
Signature Polk sound
Loud and clear dialogue with VoiceAdjust™
Tired of riding the volume control? Polk’s patented VoiceAdjust™ technology raises speech above the rest of the soundtrack, so you’ll never miss a word again.
Feel the bass in your bones
Amp up your experience with powerful, room-shaking bass, with Signa S2D’s companion wireless subwoofer. Its cinematic low-end impact from the comfort of your couch.
Movie, Music, and Night modes
Optimize Signa S2D’s sound for any scenario using one-button Music, Movie, and Night modes. Late-night binging? Night Mode brings down the bass while boosting dialogue, so you’ll hear every word—but your neighbors won’t.
Bluetooth music streaming
Get the dance party started when you wirelessly stream your favorite playlists from your devices.
Sets up in seconds
Connect Signa S2D to smart TVs via a single included HDMI cable. You can even control Signa S2D volume with your TV remote. (Requires CEC-enabled TV.)
Polk VoiceAdjust® Technology
never miss a memorable moment again
Polk’s patented VoiceAdjust™ speech-clarifying technology allows you to raise and accentuate dialog without impacting the rest of the soundtrack.
Engineered to make the most of 5.1 Dolby Digital decoding so you get room-filling virtual surround sound whenever you want it.
Connect and play music directly from your smartphone, tablet or other compatible device.
HDMI input and output features Audio Return Channel (ARC) for single cable connection from the sound bar to your TV. Supports 4K with HDCP 2.2, Dolby Vision and HDR10.
Adjust the vocal levels from the sound bar with Polk Voice Adjust technology for clear, easy-to-understand dialogue.
Engineered to make the most of 5.1 Dolby Digital decoding so you get room-filling virtual surround sound whenever you want it.
Connect and play music directly from your smartphone, tablet or other compatible device.
HDMI input and output features Audio Return Channel (ARC) for single cable connection from the sound bar to your TV. Supports 4K with HDCP 2.2, Dolby Vision and HDR10.
Adjust the vocal levels from the sound bar with Polk Voice Adjust technology for clear, easy-to-understand dialogue.
Compare Polk Sound Bars
This Product
Signa S2D
Sound Bar with Wireless Subwoofer in Online Exclusive Finish
Dolby Digital & DTS virtual surroundBluetooth35.4" x 3.3" x 2.2" (Bar)
Simple upgrade to TV sound for small-to-medium rooms.
Engineered to make the most of 5.1 Dolby Digital decoding so you get room-filling virtual surround sound whenever you want it.
Connect and play music directly from your smartphone, tablet or other compatible device.
HDMI input and output features Audio Return Channel (ARC) for single cable connection from the sound bar to your TV. Supports 4K with HDCP 2.2, Dolby Vision and HDR10.
Adjust the vocal levels from the sound bar with Polk Voice Adjust technology for clear, easy-to-understand dialogue.
