Sennheiser HD221 Wired Headphones vs Sennheiser RS110 II Wireless Headphones

  • Sennheiser HD221 Wired Headphones were first released on 11th April 2016.
  • Sennheiser RS110 II Wireless Headphones were first released on 8th November 2012.
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Headphone Type
Connectivity
Microphone
-
No
Colour
Black
Black
Release date
11th April 2016
8th November 2012
Model Number
HD221
RS110 II
Cord Length (Metres)
1.2
-
Bluetooth
No
Yes
Impedance (Ohms)
16
24
Sensitivity (dB)
108
65
Frequency Response Range
19Hz-21,000Hz
22Hz-19,500Hz