Manufacturer owned / conglomerate

Denon

Kawasaki, Kanagawa Prefecture, Japan · founded 1910

One of the oldest continuously operating audio brands in the world (founded 1910). Its predecessor made Japan's first professional disc recorder — used to record Emperor Hirohito's 1945 surrender broadcast. The flagship AH-D9200 headphone is hand-built in Japan with Mosochiku bamboo ear-cups chosen for their acoustic damping properties, not just aesthetics.

Denon is a long-established Japanese audio brand tracing its roots to 1910, when American entrepreneur Frederick Whitney Horn founded Japan’s first audio-equipment company (Nippon Chikuonki Shokai, “Japan Recorder Corporation”). The modern “Denon” name — a contraction of “Denki Onkyo” (electric sound) — was adopted in 1963. Best known today for hi-fi and home-theater electronics (AV receivers, amplifiers, turntables/cartridges, the HEOS wireless platform), Denon also makes a small line of premium closed-back reference headphones: the AH-D5200, AH-D7200, and the flagship bamboo-cupped AH-D9200, all using proprietary 50mm nanofiber FreeEdge drivers made in Japan. Denon is not independent — it operates under D&M Holdings and, following a series of corporate changes, its brands were acquired by Samsung-owned Harman International in September 2025.

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At a glance

Type
Manufacturer
Founder
Frederick Whitney Horn
Founded
1910
Headquarters
Kawasaki, Kanagawa Prefecture, Japan
Price range
Premium
Makes / sells
headphones, av-receivers, amplifiers, turntables, phono-cartridges, wireless-speakers, cd-sacd-players, dj-equipment, soundbars
Known for
premium closed-back over-ear headphones, Japanese-made nanofiber FreeEdge dynamic drivers, wood/bamboo ear-cup housings crafted at Denon Shirakawa Audio Works, hi-fi and home-theater electronics heritage
Website
www.denon.com

Notable products

  • Denon AH-D9200 — Flagship closed-back reference headphone, fully made in Japan at the Shirakawa Audio Works with Japanese Mosochiku bamboo ear-cups and a 50mm nanofiber FreeEdge driver; ~375g die-cast aluminum frame.
  • Denon AH-D7200 — Reference closed-back over-ear headphone with 50mm FreeEdge nanofiber driver, real walnut ear-cups and sheepskin-leather headband; drivers made in Japan (~£699).
  • Denon AH-D5200 — Entry model of the current three-headphone range; closed-back over-ear with Japanese-made 50mm FreeEdge drivers and zebrawood ear-cups (~£549).

Sources: Denon - Wikipedia · Denon Our Story (official) · Denon AH-D9200 flagship headphones product page · Denon AH-D7200 product page · Denon AH-D5200 product page · Masimo Closes Acquisition of Sound United (2022) · Harman now owns Bowers & Wilkins, Marantz and Denon as Masimo deal completes - What Hi-Fi? (Sept 2025) · Samsung's HARMAN Acquires Sound United from Masimo for $350M - ecoustics · D&M Holdings company profile (Kawasaki, Kanagawa HQ) - Dun & Bradstreet