Panasonic RPDJS400D Wired Headphones vs Sennheiser 504575 Wireless Headset

  • Panasonic RPDJS400D Wired Headphones were first released on 12th March 2012. This version of Panasonic RPDJS400D Wired Headphones has a 40 driver size, 32 Ohms impedance, 102 dB sensitivity, and a frequency response of 10Hz-27,000Hz, delivering a clearer and sharper acoustic experience.
  • Sennheiser 504575 Wireless Headset were first released on 9th December 2015.
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Headphone Type
Connectivity
Microphone
-
Yes
Colour
Orange
Black
Release date
12th March 2012
9th December 2015
Model Number
RPDJS400D
504575
Driver Size (mm)
40
-
Cord Length (Metres)
1.2
-
Bluetooth
-
Yes
Impedance (Ohms)
32
-
Sensitivity (dB)
102
-
Frequency Response Range
10Hz-27,000Hz
-