The TCL S55H is a 2.1-channel soundbar with a wireless subwoofer, 220W of total power, and support for Dolby Atmos and DTS Virtual:X. The soundbar itself is 31.9 inches wide and only 2.36 inches tall, so it fits under most TVs without blocking the bottom edge of the screen. The wireless subwoofer uses a 5.5-inch driver for bass and connects to the soundbar without a cable run across the room.

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An easy addition to your home theater setup for smart, improved audio

The TCL S55H connects to a TV through HDMI eARC, optical, Bluetooth 5.2, or a 3.5mm AUX input. The HDMI eARC port handles lossless audio passthrough from a newer TV without compression. Plus, the TCL Home app handles initial pairing and the AI Sonic Auto Room Calibration setup. The room calibration plays a series of test tones and tunes the soundbar’s output to match the layout and reflections in your specific room.

The 5.5-inch wireless subwoofer adds the low end that most TVs miss entirely, with a separate enclosure that you can place on the floor wherever the bass placement works best. Dolby Atmos support also expands the soundstage vertically through virtual processing, which gives movies with overhead effects (helicopters, planes, rain) a sense of height without requiring upward-firing drivers. DTS Virtual:X handles a similar trick for streaming services and Blu-ray content that uses DTS encoding instead.