Panasonic RPHXC40K Wired Headphones vs Sennheiser PC21 Wired Headset

  • Panasonic RPHXC40K Wired Headphones were first released on 24th December 2013. This version of Panasonic RPHXC40K Wired Headphones has a 30 driver size, 32 Ohms impedance, 116 dB sensitivity, and a frequency response of 10Hz-25,000Hz, delivering a clearer and sharper acoustic experience.
  • Sennheiser PC21 Wired Headset were first released on 17th November 2012.
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Headphone Type
Connectivity
Microphone
-
Yes
Colour
Black
Black
Release date
24th December 2013
17th November 2012
Model Number
RPHXC40K
PC21
Driver Size (mm)
30
-
Cord Length (Metres)
-
3
Bluetooth
No
No
Impedance (Ohms)
32
32
Sensitivity (dB)
116
109
Frequency Response Range
10Hz-25,000Hz
40Hz-18,000Hz