Sennheiser HD471I Wired Headphones vs Philips SHB4000BK Wireless Headphones

  • Sennheiser HD471I Wired Headphones were first released on 10th April 2016.
  • Philips SHB4000BK Wireless Headphones were first released on 1st January 2017.
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Headphone Type
Connectivity
Microphone
Yes
Yes
Colour
Black
Black
Release date
10th April 2016
1st January 2017
Model Number
HD471I
SHB4000BK
Bluetooth
No
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Impedance (Ohms)
32
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Sensitivity (dB)
114
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Frequency Response Range
16Hz-24,000Hz
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