One M

Single-speaker solution for hi-fi Wi-Fi

  • An all-in-one Wi-Fi loudspeaker with 120 watts for room-filling sound
  • Multi-room enabled system with support for a wide range of audio files, including lossless
  • Preset buttons allow you to quickly start your favorite streams even without an app
  • 2-way stereo system with downfire subwofer for powerful, detailed sound
  • Simple wireless setup & intuitive controls via free app

One amazing streaming speaker

Sound & Technology

The One M is a single-speaker solution with sound enough for two. 120 watts means you’ll have little occasion to crank the system up to its formidable maximum volume levels. But the One M is more than just powerful. Like all Raumfeld Wi-Fi speakers, the One M uses premium audio technology to create room-filling, hi-fi playback.

An authentic 2.1 system was ingeniously packed into the stylish enclosure no bigger than a bread box. Two midrange drivers and two tweeters give the speaker an impressive sound backed up by a powerful downfire subwoofer.
Integrated streaming technology supports even lossless digital audio files for...
One M
  • Award-winning sound and design
  • Easy setup and installation
  • Lossless file support for CD-quality sound
  • For single device or multi-room streaming
  • German-engineered audio technology
Do you need help?
For an individual consultation.


Test Reviews

  • Forbes 11.02.2016
    "Audio Performance. In a word, superb." "I’ve had the opportunity to work with many wireless speaker systems over the years [...]. The Raumfeld One M is the best I've heard to date, at least in the $500 price...
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  • Yahoo 10.15.2016
    "On the important metric of "which system would I tell my dad to buy," the Raumfeld wins it hands-down." By: Chris Mills
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  • 08.13.2016
    "If there’s one thing that the One M excels at over everything else, it’s easily the sound quality. The sound pumped out of the One M’s 5-driver setup is seriously impressive. Even at low volume levels, the...
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  • Technabob 04.18.2016
    "The Raumfeld One M is an extraordinarily good sounding speaker that can turn any room into an arena, a dance club, or a symphony hall." By: Paul Strauss
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  • 06.10.15
    "But Raumfeld hasn't limited itself to the home theater ecosystem. The German company was founded on the goal of providing a truly multi-room digital sound experience, with speakers constructed specifically for certain rooms. The...
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  • Trusted Reviews 06.25.15
    Raumfeld One M: Sound Quality "The Raumfeld One M provides big sound in a compact speaker system..." "Aside from the 130mm subwoofer, the One M comes with two 25mm tweeters and two 65mm midrange drivers and a 120...
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  • TechFruit 09.29.15
    Sound “WiFi connectivity and apps are great, but the One M is most importantly a speaker, and here is where it really shines.” “The sound is crystal clear, and even with the power of the bass it remains tight...
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  • Audio 04.24.14
    "[T]he smart design with lines that diminish towards the back and rounded edges could [...] have sprung from an art deco dream [...]. The enclosure's matte white varnish finish complements the black driver cover and the brushed...
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  • Smart Home Welt 10.16.15
    "A Red Dot award-winning design makes the Wi-Fi speaker from Raumfeld the perfect living room accessory. With a clear geometric form, a sophisticated mix of materials consisting of aluminium, silicone details and an exclusive...
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  • Connected Home 1/15
    Test review: Good Price / performance: Very good Translated from the original German.
    Read more

Certified efficiency for environmentally-friendly
low energy consumption.
Music sources
Private music collections stored in the following formats/locations:
  • Tracks saved on Android or iOS devices
  • USB storage devices, NAS drives, UPnP/DLNA music servers
Online music services:
  • Subscription streaming services: Spotify, TIDAL -- for single room and multiroom
  • Free streaming service: SoundCloud -- for single room and multiroom
  • Free internet radio streaming service: TuneIn -- for single room and multiroom
Chromecast built-in technology makes it possible to directly stream over 100 music services.

Enjoy audio from Deezer, Google Play Music, iHeartRadio, SomaFM Radio, Digitally Imported, Qobuz Music and 100+ more.

External devices such as MP3 and CD players via line-in (except Raumfeld One S)
  • Supports playback via analog audio input
  • Direct playback as well as streaming to other Raumfeld devices is possible
System requirements
  • Free Raumfeld App for iOS (8) or Android device (from 4.0.3)
  • WiFi router with one free Ethernet port and valid internet connection
  • Broadband internet connection
  • If applicable: Additional WiFi access points for rooms with weaker signals
Included components
  • 1 x Raumfeld One M
  • 1 x Powercord
  • 1 x Ethernet cable 78.7 in / 2.0 m

Technical Data

Raumfeld One M
An all-in-one Wi-Fi speaker with 120 watts, direct selection buttons, 2-way system and downfire subwoofer for the best bass in this price class. Stream internet radio, music services, personal music collections & iTunes playlists as well as audio files stored on Android & iOS devices, network players, USB storage, DLNA/UPnP devices. Combine the One M with other Raumfeld devices for multiroom streaming centrally controlled via the free Raumfeld App.
Speaker Maximum sound pressure level 102 dB/1m
Frequency range from/to 62 - 20000 Hz
Tweeter (number per enclosure) 2
Tweeter (diameter) 0.98 in / 25.0 mm
Tweeter (material) fabric
Bass/Midrange driver (number per enclosure) 2
Bass/Midrange driver (diameter) 2.6 in / 65.0 mm
Bass/Midrange driver (material) coated cellulose
Woofer (number per enclosure) 1
Woofer (diameter) 5.1 in / 130.0 mm
Woofer (material) polypropylene
Acoustic principle 2-way
Enclosure type Bass reflex
Enclosure material thick-walled synthetic
Enclosure surface varnish, matte
Equalisation openings 1
Equalisation openings (pos.) back
Net internal volume 6,0
Integrated stand Yes
Magnetic shielding Yes
Connections Cinch input stereo 1
USB 2.0 1
Playback ASF Yes
MP3 Yes
Miscellaneous supports gapless playback
Electronics Maximum number of items with Base unlimited
Maximum number of items 150000
Infrastructure mode Yes
WLAN Standards 802.11b/g/n
Maximum WLAN range 1574.8 in / 40.0 m
WLAN encryption WPA, WPA2
10/100-Mbit/s Ethernet Yes
Lowest frequency (-3 dB) 62 Hz
Amplifier technology Class D
Amplifier configuration 2.1
Amplifier channels 3
Power output capacity impulse (peak) Satellite 32 W
Power output capacity impulse (peak) Bass 56 W
Power output capacity sinus (RMS) Satellite 25 W
Power output capacity sinus (RMS) Bass 50 W
Power supply voltage 230 volts
Standby-Function Yes
Standby-Power consumption 0.40 watt
Maximum power consumption 150 watt
Mains cable - IEC connector (non-heating device) Yes
Safety class 2
Storage for settings when disconnected Yes
Automatic on/off Yes
Dimensions Depth 7.9 in / 20.2 cm
Width 16.1 in / 40.9 cm
Height 7.2 in / 18.2 cm
Weight 10.6 lb / 4.8 kg
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