Sennheiser HD558 Wired Headphones vs Sennheiser MM450 Wireless Headphones

  • Sennheiser HD558 Wired Headphones were first released on 17th March 2012. The elegant black design with a weight of 260.00g and a cord length of 3m makes the Sennheiser HD558 Wired Headphones and comfortable pair of headphones.
  • Sennheiser MM450 Wireless Headphones were first released on 11th June 2013. This version of Sennheiser headphones has bluetooth support 2.1, SBC,aptX. Its battery life is 20hrs, helping you comfortably use it throughout a long active day.
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Headphone Type
Connectivity
Microphone
Yes
Yes
Colour
Black
Black
Release date
17th March 2012
11th June 2013
Model Number
HD558
MM450
Weight (g)
260.00
-
Cord Length (Metres)
3
-
Bluetooth
No
Yes
Bluetooth Version
-
2.1
Bluetooth Codec Support
-
SBC,aptX
Battery Life (Hrs)
-
20
Charging Time (Hrs)
-
3
Impedance (Ohms)
50
-
Sensitivity (dB)
112
107
Frequency Response Range
15Hz-28,000Hz
15Hz-22,000Hz