Sennheiser HD497 Wired Headphones vs Panasonic RP-HJE140 Wired Earphones

  • Sennheiser HD497 Wired Headphones were first released on 15th May 2002.
  • Panasonic RP-HJE140 Wired Earphones were first released on 30th October 2012.
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Headphone Type
Connectivity
Microphone
-
No
Colour
Silver
Black
Release date
15th May 2002
30th October 2012
Model Number
HD497
RP-HJE140
Cord Length (Metres)
-
1.2
Bluetooth
No
No
Impedance (Ohms)
-
16
Sensitivity (dB)
-
107
Frequency Response Range
-
6Hz-25,000Hz