Sennheiser CX 686i Wired Earphones vs Sennheiser HD 2.30i Wired Headset

  • Sennheiser CX 686i Wired Earphones were first released on 30th March 2014.
  • Sennheiser HD 2.30i Wired Headset were first released on 6th December 2016.
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Headphone Type
Connectivity
Microphone
Yes
Yes
Colour
Green
White
Release date
30th March 2014
6th December 2016
Model Number
CX 686i
HD 2.30i
Cord Length (Metres)
1.2
-
Bluetooth
No
No
Impedance (Ohms)
20
-
Sensitivity (dB)
118
-
Frequency Response Range
18Hz-20,000Hz
-