Sennheiser PC333D Wired Headset vs Sony MDR-RF4000K Wireless Headphone comparison

Compare Sennheiser PC333D Wired Headset
Compare Sony MDR-RF4000K Wireless Headphones
key specs
ColourBlackBlack
Headphone TypeOver-EarOver-Ear
MicrophoneYesNo
ConnectivityWiredWireless
TypeHeadsetHeadphones
general
BrandSennheiserSony
ModelPC333D Wired HeadsetMDR-RF4000K Wireless Headphones
Release dateMarch 16, 2012February 11, 2010
ColourBlackBlack
TypeHeadsetHeadphones
Headphone TypeOver-EarOver-Ear
ConnectivityWiredWireless
Model NumberPC333DMDR-RF4000K
product details
MicrophoneYesNo
Microphone Impedance (Ohms)-38-
Connector Size3.5mm3.5mm
Weight (g)255.00300.50
Foldable-Yes
sound features
Impedance (Ohms)32-
Sensitivity (dB)112-
Frequency Response Range70Hz-15,000Hz-
connectivity features
BluetoothNoYes
battery features
Battery Life (Hrs)-8

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