Sound United

All In Sound United

Sonos, Sound United Settle Lawsuits on Denon HEOS

All patent-infringement claims have been settled by Sonos and Sound United (DEI Holdings), parent company of Denon and HEOS.

Andrew Nichols · May 18, 2018

Sonos Defeats Denon HEOS Again: Understanding the Patent Lawsuits

Sonos seeks injunction and double damages for D&M’s ‘willful infringement’ of Sonos patents in the Denon HEOS line. Judge invalidates another D&M patent.

Julie Jacobson · February 25, 2018

Sound United Acquires Classé Audio

Sound United adds former B&W brand Classé Audio to its portfolio that includes Denon, Marantz, Polk, Definitive Technology and Boston Acoustics.

Jason Knott · January 07, 2018

Denon, Marantz Add DTS Virtual:X to Select AV Receivers

DTS, a subsidiary of Xperi Corporation, is partnering with Sound United to incorporate DTS Virtual:X into select Denon and Marantz receivers.

Robert Archer · November 20, 2017

Denon X Series Getting New HDR Options, Expanded Heos

Denon IN Command X series AVRs ($279-$579 MSRP) will feature Dolby Vision, HLG HDR and Heos wireless multiroom technology.

Joe Palenchar · May 18, 2017

Sound United: Heos vs. Play-Fi Debate Continues after D+M Group Merger

Sound United still defining sales roles, wireless platforms for Polk, Def Tech with D+M Group brands Boston Acoustics, Marantz and Denon.

Joe Palenchar · May 16, 2017

What’s Next for HEOS and Play-Fi under Sound United?

Will Sound United continue licensing Play-Fi, or will the company’s acquisition of D+M Group mean expansion for HEOS wireless audio platform? And if so, should Sonos be worried?

Robert Archer · March 01, 2017

Sound United Acquires D+M Group: Denon, Marantz, HEOS, Boston Acoustics

Sound United, the parent company of Polk Audio and Definitive Technology, has purchased D+M Group and its brands, including Denon, Marantz, HEOS and Boston Acoustics. Terms of the deal were not disclosed.

Robert Archer · March 01, 2017