About the Denon DHT-S218
The DHT-S218 is a slender, 2.1-channel soundbar that packs two down-firing subwoofers, dual mid-range drivers, and tweeters into a single low-profile enclosure — at 2" tall, it sits in front of a TV without blocking the screen's bottom edge, and doesn't need a separate subwoofer to place or wire. It decodes true Dolby Atmos for immersive 3D audio, virtualizing height effects from its built-in drivers even without physical up-firing height speakers, so legacy content also gets an enveloping surround sensation.
A single 4K HDMI connection with eARC handles TV audio, supporting Dolby Atmos, Dolby TrueHD, and DTS HD Master Audio pass-through, plus Dolby Vision video. Denon Dialog Enhancer offers three distinct levels of dialogue clarity for movies and TV shows. Bluetooth Low Energy (LE) Audio streams music from a phone or tablet with lower latency and higher quality than standard Bluetooth, and the included remote can learn commands from a TV's own remote for combined control.
The DHT-S218 is a standalone powered soundbar, not designed to connect to an A/V receiver, and it has no HEOS engine built in — so it doesn't support Apple AirPlay, built-in Alexa, or pairing with Denon's wireless Home Subwoofer (that requires HEOS-equipped models like the Home Sound Bar 550). It's a Bluetooth/HDMI soundbar built for simplicity, not a network streaming component.
Product Highlights
- 2.1-channel soundbar with 2 built-in down-firing subwoofers — no separate sub needed
- True Dolby Atmos decoding with virtualized height effects
- Dual mid-range drivers and tweeters for full-range sound
- 4K HDMI with eARC: passes Dolby Atmos, Dolby TrueHD, DTS HD Master Audio, and Dolby Vision
- Denon Dialog Enhancer with three levels of dialogue clarity
- Bluetooth Low Energy (LE) Audio for lower-latency, higher-quality wireless streaming
- Included remote learns commands from your TV's own remote
- Low-profile (2" tall), wall-mountable design
What's in the Box
- Denon DHT-S218 soundbar
- Remote control
- HDMI cable
- AC power cord (region-specific, matched to country of purchase)
- Quick Start Guide
- Owner's Manual
- Safety Instructions
Frequently Asked Questions
Q: Can I connect the DHT-S218 to my Denon receiver for a surround setup?
A: No — it's a powered, standalone soundbar with its own multi-channel amplification, designed to connect directly to a TV rather than to an A/V receiver.
Q: Can I pair the DHT-S218 with a wireless Denon subwoofer?
A: No, since it doesn't have a HEOS engine built in. It can only be paired with a subwoofer via a hardwired RCA-to-3.5mm connection; Denon's Home Sound Bar 550 supports the wireless Home Subwoofer instead.
Q: Does the DHT-S218 support Apple AirPlay or built-in Alexa?
A: No to both — it's not a network device, so AirPlay isn't supported, and there's no built-in voice assistant. It does stream via Bluetooth, and the included remote can learn commands from a TV's remote.
Q: Does it really support Dolby Atmos without height speakers?
A: Yes — the DHT-S218 decodes true Dolby Atmos and virtualizes height effects using its built-in drivers, engaging all speakers to create a 3D audio sensation even from content without dedicated height channels.
Q: What Bluetooth codec does the DHT-S218 use?
A: Bluetooth Low Energy (LE) Audio, which offers lower latency and higher audio quality than standard Bluetooth streaming.
