Denon AVR-S670H 5.2ch 75W 8k AV Receiver (Each)
The AVR-S670H has incredible 8K video, high-definition surround sound, Dolby TrueHD, and DTS HD Master Audio decoders. Plus, with HEOS® Built-in, you can stream and share music to Denon Home wireless speakers in other rooms. This is the heart of your home theater.
This is the heart of your home theater
Enjoy 8K video and true surround sound from a 5.2-channel receiver with HEOS® wireless music streaming.
Stunning audio performance from only five channels.
With HEOS® Built-in, easily access streaming music and share with HEOS-enabled speakers in other rooms.
DTS HD Master / DTS:X
Yes / No
DTS Neo:6 / DTS Neural:X
Yes / No
Dolby TrueHD / Dolby Atmos
Yes / No
Dolby ProLogic Il / Dolby Surround
Yes / No
Multichannel Stereo
Yes
Dialog Enhancer
Yes
Max. number of processing (preamp) channels
5.1
Discrete Power Amplifier
5
Pure Direct
yes
Audyssey
MultEQ
Audyssey Dynamic EQ / Dynamic Volume
Yes / Yes
Compressed Audio Restorer
Yes
HEOS Multiroom and Streaming
Yes
Lossy Formats: MP3 / WMA / AAC
Yes / Yes / Yes
Lossless Formats: FLAC / ALAC / WAV
Yes / Yes / Yes
Lossless Formats: FLAC HD 192/24 / WAV 192/24 / ALAC 192/24
Yes / Yes / Yes
DSD Audio Streaming
up to DSD5.6
FLAC HD 192/24
Yes
WAV 192/24
Yes
ALAC 192/24
Yes
Gapless playback
Yes (FLAC, WAV, ALAC ,DSD)
AirPlay Audio Streaming
Yes (AirPlay2)
Roon Tested
Yes
Internet Radio
Yes (TuneIn)
Spotify Connect* / Tidal* / Deezer* / others *
Yes / Yes / Yes / Yes
Amazon Prime Music*
Yes
Compatible with Remote APP for Smart Phones
Android / iOS
Compatible with Remote APP for Tablets
Android / iOS/Amazon Kindle
Ethernet Ports
Yes
Wi-Fi
Yes
Bluetooth
Yes
Bluetooth Headphone transmission
Yes
Bluetooth Headphone Volume Control
Yes
Number of Power Amps
5
Power Output (8 ohm, 20 Hz - 20 kHz, 0.08% 2ch Drive)
75 W
Power Output (6 ohm, 1 kHz, 0.7% 2ch Drive)
100 W
Power Output (6 ohm, 1 kHz, 10% 1ch Drive)
150W
-------
Polk Monitor XT12 12” High Performance, 100W Powered Subwoofer (Each)
MAXIMIZE YOUR ENJOYMENT
MORE BASS FOR YOUR HOME THEATER AND MUSIC
Monitor XT12 provides Polk’s loud, low, effortless bass so you can enjoy movies, music and gaming with more impact and excitement. Easily integrated into any home theater or music listening environment, and featuring new woofer, amplifier, and cabinet designs—the affordably priced MXT12 fulfills the Polk promise of great sound for all.

ADD MORE IMPACT
WE MAKE LOUD AND LOW SEEM EFFORTLESS
Polk has always been known for speakers that produce deep, powerful, effortless bass, and the MXT12 is no exception. A big, 12” Dynamically Balanced woofer in a ported cabinet, powered by a clean and ultra-efficient 100W Class A/B amplifier delivers bass as low as 24Hz, adding more punch and impact to your favorite music, movies and video games.
HEAVY DUTY HOUSING
BUILT TO WITHSTAND THE RUMBLE
When you want bass this loud and this low your subwoofer needs more than a great woofer and powerful amplifier to make it seem effortless. Monitor XT12 is housed in a critically braced MDF cabinet with a removable, precision-fit grille to isolate the sound of the woofer while minimizing unwanted resonances and sonic interference.
TWICE THE FUN
ADD MASSIVE BASS, SEAMLESSLY TO YOUR HOME THEATER
Monitor X12 features a consistently variable crossover, polarity and volume control to blend the massive bass it provides, seamlessly with your system. In addition, MXT12 offers line level, LFE, and nickel plated binding post inputs, ensuring compatibility with your receiver. Plus, the MXT12 is perfect for the modern trend of integrating two subs into your home theater, for even more bass, while smoothing out the low frequencies throughout the room.
SOLID POLK SOUND
CONSISTENT SOUND THROUGHOUT THE SERIES
The Monitor XT Series was designed with quality, timbre consistent components throughout to enable you to mix and match models to build your dream home theater or music listening set up. Matched components provide a unified sound field with seamless speaker-to-speaker blending for truly immersive listening experiences.
-----
Polk Monitor XT15 Compact High-Resolution Bookshelf Loudspeakers (Pair)
MAXIMIZE YOUR ENJOYMENT OF MUSIC, MOVIES, AND GAMING
Monitor XT15 maximizes your enjoyment of music, movies, TV and gaming with dynamic, high-resolution sound featuring effortless bass. Hi-Res Audio and Dolby Atmos Certified, DTS:X compatible, and in an affordable, wall-mountable design that can be placed nearly anywhere, the MXT15 fulfills the Polk promise of great sound for all.
FEEL THE DIFFERENCE
HI-RES AUDIO CERTIFIED PERFORMANCE
Monitor XT15’s Terylene dome tweeters enable playback beyond the range of human hearing—up to 40kHz—ensuring an airy, clear, high-end energy and spaciousness that you’ll not only hear but feel. MXT15 is a perfect speaker set to enjoy high resolution movies, gaming or the latest hi-res streaming services like Apple Music, Tidal, Amazon Music HD, Qobuz and Spotify HiFi.
LOW DISTORTION, HIGH IMPACT
SURPRISINGLY EFFORTLESS BASS
Polk has always been known for speakers that produce effortless bass that’s surprising for their size. The MXT15 is no exception. Beefy 5.25” high-efficiency, dynamically balanced woofers provide a clean, open mid-range and punchy, responsive bass, with low distortion—making voices and instruments clearly heard and movie soundtracks and music filled with impact.
READY TO ROCK
DOLBY ATMOS CERTIFIED & DTS:X COMPATIBLE
Compatible with the latest Dolby Atmos and DTS:X surround sound enabled AV receivers and 4- & 8-ohm amplifiers, Monitor XT does not require specialized equipment to deliver great sound.
PRECISION MADE
BUILT FOR PURE LISTENING
All Monitor XT models are made for the enjoyment of pure sound: Their nickel- plated binding posts guarantee a direct, lossless connection; critically braced MDF cabinets isolate the sound of the woofer and tweeter without adding unwanted resonances; and their removable, precision-fit grilles minimize sonic interference.
-------
Polk Monitor XT30 High-Resolution Center Channel Speaker (Each)
THE CENTERPIECE OF YOUR SYSTEM
CLEAR, FOCUSED HI-RES SOUND
Monitor XT30 maximizes your enjoyment of movies, TV and gaming with crystal clear, focused dialogue, effortless bass, and dynamic, high-resolution sound. Hi-Res Audio Certified, Dolby Atmos and DTS:X compatible, and in a modern, affordable design, the MXT30 fulfills the Polk promise of great sound for all.
PURITY OF SOUND
CERTIFIED HI-RES AUDIO PERFORMANCE
Monitor XT30’s Terylene dome tweeter enables playback beyond the range of human hearing—up to 40kHz—ensuring an airy, clear, high-end energy and spaciousness that you’ll not only hear but feel. Its high-resolution performance is perfect for the enjoyment of sound found in ultra-HD movies, multi-channel concert videos, and spatial audio mixed for Apple Music, Dolby Atmos, or DTS:X.
MAKING AN IMPACT
SURPRISINGLY EFFORTLESS BASS
Polk has always been known for speakers that produce effortless bass that’s surprising for their size. The MXT30 is no exception. Dual 5.25” high-efficiency, dynamically balanced woofers provide a clean, open mid-range and punchy, responsive bass, with low distortion—leaving voices and music clear while filling concerts, movies and games with impact.
NO SPECIAL GEAR REQUIRED
DOLBY ATMOS CERTIFIED & DTS:X COMPATIBLE
Compatible with the latest Dolby Atmos and DTS:X surround sound enabled AV receivers and 4- & 8-ohm amplifiers, Monitor XT does not require specialized equipment to deliver great sound.
DESIGNED BETTER
BUILT FOR PURE LISTENING
All Monitor XT models are made for the enjoyment of pure sound: Their nickel-plated binding posts guarantee a direct, lossless connection; low-resonance, critically braced, MDF cabinets isolate the sound of the woofer and tweeter without adding unwanted resonances; and their removable, precision-fit grilles minimize sonic interference.
------
Polk Monitor XT60 High-Resolution Floorstanding Loudspeaker (Pair)
DYNAMIC AND ENERGETIC
IMMERSE YOURSELF IN HI-RES SOUND
Monitor XT60 maximizes your enjoyment of music, movies, TV and gaming by immersing you in dynamic, high-resolution sound with crystal clear highs and powerful, effortless bass. Hi-Res Audio and Dolby Atmos Certified, DTS:X compatible, and in a modern, accessibly priced design, the MXT60 tower loudspeaker fulfills the Polk promise of great sound for all.
CRYSTAL CLEAR SOUND
CERTIFIED HI-RES AUDIO PERFORMANCE
Monitor XT60’s Terylene dome tweeters enable playback beyond
the range of human hearing—up to 40kHz—ensuring an airy, clear, high-end energy
and spaciousness that you’ll not only hear but feel. MXT60 is perfect for
enjoying high resolution movies, gaming or the latest hi-res streaming services
like Apple Music, Tidal, Amazon Music HD, Qobuz and Spotify HiFi.
PLENTY OF BOTTOM END EFFORTLESS BASS
Polk has always been known for speakers that produce effortless bass, the MXT60 is no exception. A beefy 6.5” high-efficiency, Dynamically Balanced woofer enhanced by dual 6.5” passive resonators provides a clean, open mid-range and punchy, responsive bass, with low distortion—making voices and instruments clearly heard and movie soundtracks and music filled with impact.
CRAFTED WITH CARE
BUILT FOR PURE LISTENING
All Monitor XT models are made for the enjoyment of pure sound: Their nickel-plated binding posts guarantee a direct, lossless connection; low-resonance, critically braced, MDF cabinets isolate the sound of the woofer and tweeter without adding unwanted resonances; and their removable, precision-fit grilles minimize sonic interference.
AN IMMERSIVE EXPERIENCE DOLBY
ATMOS CERTIFIED & DTS:X COMPATIBLE
Compatible with the latest Dolby Atmos and DTS:X surround sound enabled AV receivers and 4- & 8-ohm amplifiers, Monitor XT does not require specialized equipment to deliver great sound. Combine the MXT90 height module with the MXT60 to experience new dimensions of 3D sound.