340W 3.1ch Soundbar w/ Wireless Subwoofer
Powerful 3.1 Channel, 340W sound puts you in the center of the action
Dedicated center channel provides crystal clear dialogue
Number of Channels
Wireless Surround Sound Ready
Elevate your TV sound
When you add the Samsung HW-M550 Soundbar with Wireless Subwoofer to your home entertainment system, you won't just hear the difference. You'll feel it. A dedicated center channel delivers clear dialogue while the Soundbar’s wireless subwoofer provides room shaking bass. Bluetooth connectivity lets you fill the room with your favorite music.
Never Miss a Word
Experience the crystal clear dialogue with a dedicated center channel. Never miss a word of your favorite shows.
The science of sound
Tested and tuned at Samsung's renowned California Audio Lab, where audio engineers applied new methods of transduction and advanced computer modeling to give you perfectly balanced, room-filling sound.
Wireless surround sound ready
The SWA-8500S Wireless Surround Kit* lets you expand your surround sound system easily without the mess of wires**. Together with the HW-M550 Soundbar, you can create a 5.1 channel system for a true surround sound experience.
**Only the Wireless Receiver Module is wireless. The two rear speakers are connected to the Wireless Receiver Module by wires.
Don’t let wires get in the way of your bass. Set the wireless subwoofer anywhere in your space and surround yourself with richer, deeper bass.
Feel the action like never before
The Surround Sound Expansion feature adds depth and brings a new dimension to deliver more a more realistic and immersive audio experience.
Connect Your Way
Connect your Soundbar to your Samsung TV* with ease and without the clutter of wires via Bluetooth. Or connect via HDMI for the best audio and video experience.
Stream your favorite music
Built in Bluetooth connectivity allows you to easily stream and play music wirelessly from Bluetooth compatible devices, like your smartphone or tablet.
Gain Control with OneRemote
You don’t need several remotes. For power, volume, and even for the sound effects, you can control key Soundbar functions with a Samsung TV OneRemote through TV UI.
Basic, Straight Soundbar Design with One Control
Number of Channels
Total Power (W)
Frequency Response (amp)
DTS Digital Surround
Number of Sound Modes (DSP)
5 (Standard, Music, Clear Voice, Sports, Movie)
3D Video Pass
Number of Speakers
Surround Sound Expansion
Surround Sound Ready*
*Rear wireless capable with optional SWA-8500S Speakers sold separately.
AV Decoding Format
Auto Power Link
Bluetooth® Power On
Stand-by Power Consumption (Main)
Stand-by Power Consumption (Subwoofer)
Operating Power Consumption (Main)
Operating Power Consumption (Subwoofer)
Dimensions & Weight
Product Dimensions (W x H x D)
39.78" x 2.80" x 3.44"
Product Weight (lb.)
Shipping Dimensions (W x H x D)
42.10" x 22.13" x 10.20"
Shipping Weight (lb.)
Spk (sub woofer) Net Dimension (W x H x D)
7.87" x 15.43" x 13.78"
Spk (sub woofer) Net Weight
Wall Mount Kit
ENERGY STAR® Certified
ENERGY STAR® Certified
Straight Soundbar Design
20 User Reviews
"This is my second TV Sound Bar set up. Very nice clear crisp sound for movies, tv, and music videos."
Jpcharlt March 18, 2018
"Purchased the HW-M550/ZA and the rear speakers. Initially connected the soundbar/subwoofer via the digital audio input. The audio was better than the built in speakers of the Samsung TV but I was just..."
Mikee1200 December 26, 2017
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