Sennheiser MM 550-X Travel Headphones Review

If your looking for a new pair of headphone for under $500 budget with all features, take a quick look at Sennheiser MM 550 X-Travel. Sennheiser MM 550 X-Travel is a over ear Bluetooth enabled Headphones. Music lovers don’t need introduction to Sennheiser, it is a German based company that manufacture top notch audio products.


The MM 550-X is a over ear headphones. Controlling is very easy to operate,when you hold down the multifunction button for five seconds it goes into pairing mode. Pressing and holding the Noise Guard button for two seconds activates the MM 550-X’s active noise compensation system.

Sennheiser MM 550x

Full charge gives 8 hours continuous play with Bluetooth and Noise Guard, 10 hours over Bluetooth without Noise Guard and 20 hours in wired with Noise Guard. The design is very flexible and you can carry it with you anywhere. 

Enjoy Best Quality Under Wired Connection. 


You can feel the best quality under wired connection, quality was excellent overall. You can even use MM 550 X to handle your phone calls. It produces very realistic sounds even in out side noise. Noise cancellation somehow works averagely. It works as a good travel companion as its name spells.

MMX 550 X


Sennheiser MM 550 X-Travel is packaged with 3.5mm audio jack, 6.4mm jack, USB cable for charging, manual as a PDF file in CD-ROM.

Price: $499.95


  • CD-quality audio – featuring the apt-X codec, the headsets can connect wirelessly to any Bluetooth apt-X-enabled device such as new Apple computers and select Creative and Samsung music products
  • Noise cancelling clarity – NoiseGard 2.0 reduces outside noise actively and lets you enjoy music in peace
  • TalkThrough – one press of a button turns on the external microphone so you can talk to fellow passengers or the flight attendant without removing the headset
  • Wireless freedom – Bluetooth 2.1 guarantees hands-free convenience without wires, and the advanced A2DP profile for Stereo Bluetooth® delivers optimized hi-fi stereo sound
  • Invisible microphone – for crystal-clear conversations
  • Direct cable option – for use on airplanes with the supplied airline adapter
  • Superb Sennheiser stereo sound – neodymium magnets and patented Duofol diaphragms for excellent sound reproduction
  • SRS WOW HD™ technology – for wider, taller sound, with greater clarity and stronger bass
  • Large comfortable ear cups – for complete relaxation and luxury even in noisy surroundings
  • Easy headset controls – integrated track and volume controls for enhanced usability and convenience
  • Collapsible – metal-reinforced foldable headband ensures portability and durability

Tech Specs

Color Black
Supported Profiles A2DP + AVRCP + HSP + HFP
Codec: SBC, apt-X®
Ear coupling Circumaural
Weight 179 g
Charging time 3 h
Listening time with NoiseGard™: 8 h
without NoiseGard™: 10 h
Technology Bluetooth® 2.1 + EDR
Talk time 20 h


Frequency response (microphone) 100 – 10000 Hz
Pick-up pattern Omni directional


Technical Data and Specification of MM 550-X TRAVEL 
Frequency response (headphones) 15 – 22000 Hz
Sound pressure level (SPL) 107 dB (at 1 mW, 1 kHz)
THD, total harmonic distortion < 0.1% (typical at 1kHz)

Sennheiser MM 550-X Travel Headphones Review
8.2 Overall
Sound Quality7


Rahul is the Editor-in-Chief at Thetechhacker, Phone Opinions, and Ask Hacker. After realizing an obsession with technology, he left his job career to write about technology.

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