Sennheiser HD221 Wired Headphones vs Panasonic RP-HX450C Wired Headphones

  • Sennheiser HD221 Wired Headphones were first released on 11th April 2016.
  • Panasonic RP-HX450C Wired Headphones were first released on 13th April 2017. The elegant blue design with a weight of 171.00g and a cord length of 1.2m makes the Panasonic RP-HX450C Wired Headphones and comfortable pair of headphones. This version of Panasonic RP-HX450C Wired Headphones has a 36 driver size, 32 Ohms impedance, 109 dB sensitivity, and a frequency response of 9Hz-25,000Hz, delivering a clearer and sharper acoustic experience.
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Headphone Type
Connectivity
Colour
Black
Blue
Release date
11th April 2016
13th April 2017
Model Number
HD221
RP-HX450C
Driver Size (mm)
-
36
Weight (g)
-
171.00
Cord Length (Metres)
1.2
1.2
Bluetooth
No
No
Impedance (Ohms)
16
32
Sensitivity (dB)
108
109
Frequency Response Range
19Hz-21,000Hz
9Hz-25,000Hz